Items
Items
Creator is exactly
Halpin, Zachariah Power
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[E1365DL], Letter from Zachariah Power Halpin to Miller Reese Hutchison, May 26th, 1913
1913-05-26 -
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[E1365EO], Test Report, Zachariah Power Halpin, July 19th, 1913
1913-07-19 -
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[E1382BX], Test Report, Zachariah Power Halpin, 1913
1913-00-00 -
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[E1464CQ], Test Report, Zachariah Power Halpin, July 6th, 1914
1914-07-06 -
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[E1469IM], Letter from Zachariah Power Halpin to Thomas Alva Edison, November 23rd, 1914
1914-11-23 -
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[E1469JI], Letter from Zachariah Power Halpin to Thomas Alva Edison, December 7th, 1914
1914-12-07 -
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[E1565HE], Letter from Zachariah Power Halpin to Thomas Alva Edison, May 15th, 1915
1915-05-15 -
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[E1565NJ], Letter from Zachariah Power Halpin to Thomas Alva Edison, October 1st, 1915
1915-10-01 -
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[E1664ADG], Letter from Zachariah Power Halpin to William Henry Meadowcroft, March 9th, 1916
1916-03-09 -
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[E1664ADV], Letter from Zachariah Power Halpin to Thomas Alva Edison, March 17th, 1916
1916-03-17 -
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[E1664AGE3], Letter from Zachariah Power Halpin to William Henry Meadowcroft, June 15th, 1916
1916-06-15 -
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[E1664BDM], Letter from Zachariah Power Halpin to John Pierrepont Constable, October 11th, 1916
1916-10-11 -
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[NB260001], Technical Note, Zachariah Power Halpin, March 14th, 1913
1913-03-14 -
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[NB260002], Technical Note, Zachariah Power Halpin, March 17th, 1913
1913-03-17 -
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[NB260003], Technical Note, Zachariah Power Halpin, March 18th, 1913
1913-03-18 -
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[NB260008], Technical Note, Zachariah Power Halpin, March 19th, 1913
1913-03-19 -
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[NB260009], Technical Note, Zachariah Power Halpin, March 21st, 1913
1913-03-21 -
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[NB260011], Technical Note, Zachariah Power Halpin, March 22nd, 1913
1913-03-22 -
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[NB260012], Technical Note, Zachariah Power Halpin, March 24th, 1913
1913-03-24 -
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[NB260018], Technical Note, Zachariah Power Halpin, April 8th, 1913
1913-04-08 -
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[NB260018A], Technical Note, Zachariah Power Halpin, April 9th, 1913
1913-04-09 -
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[NB260019], Technical Note, Zachariah Power Halpin, April 11th, 1913
1913-04-11 -
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[NB260019A], Technical Note, Zachariah Power Halpin, April 12th, 1913
1913-04-12 -
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[NB260020], Technical Note, Zachariah Power Halpin, April 9th, 1913
1913-04-09 -
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[NB260022], Technical Note, Zachariah Power Halpin, April 14th, 1913
1913-04-14 -
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[NB260022A], Technical Note, Zachariah Power Halpin, April 15th, 1913
1913-04-15 -
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[NB260023], Technical Note, Zachariah Power Halpin, April 16th, 1913
1913-04-16 -
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[NB260023A], Technical Note, Zachariah Power Halpin, April 17th, 1913
1913-04-17 -
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[NB260024], Technical Note, Zachariah Power Halpin, April 18th, 1913
1913-04-18 -
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[NB260024A], Technical Note, Zachariah Power Halpin, April 19th, 1913
1913-04-19 -
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[NB260025] Technical Note, April 1913
1913-04-00 -
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[NB260027], Technical Note, Zachariah Power Halpin, April 16th, 1913
1913-04-16 -
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[NB260027A], Technical Note, Zachariah Power Halpin, April 17th, 1913
1913-04-17 -
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[NB260033], Technical Note, Zachariah Power Halpin, April 24th, 1913
1913-04-24 -
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[NB260033A], Technical Note, Zachariah Power Halpin, April 25th, 1913
1913-04-25 -
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[NB260037], Technical Note, Zachariah Power Halpin, April 29th, 1913
1913-04-29 -
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[NB260038], Technical Note, Zachariah Power Halpin, April 30th, 1913
1913-04-30 -
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[NB260038A], Technical Note, Zachariah Power Halpin, May 7th, 1913
1913-05-07 -
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[NB260039], Technical Note, Zachariah Power Halpin, May 8th, 1913
1913-05-08 -
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[NB260043], Technical Note, Zachariah Power Halpin, May 13th, 1913
1913-05-13 -
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[NB260054], Technical Note, Zachariah Power Halpin, May 19th, 1913
1913-05-19 -
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[NB260061], Technical Note, Zachariah Power Halpin, May 20th, 1913
1913-05-20 -
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[NB260061A], Technical Note, Zachariah Power Halpin, May 21st, 1913
1913-05-21 -
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[NB260062], Technical Note, Zachariah Power Halpin, May 19th, 1913
1913-05-19 -
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[NB260062A], Technical Note, Zachariah Power Halpin, May 20th, 1913
1913-05-20 -
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[NB260062B], Technical Note, Zachariah Power Halpin, May 21st, 1913
1913-05-21 -
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[NB260068], Technical Note, Zachariah Power Halpin, May 22nd, 1913
1913-05-22 -
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[NB260068A], Technical Note, Zachariah Power Halpin, May 23rd, 1913
1913-05-23 -
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[NB260070], Technical Note, Zachariah Power Halpin, May 1913
1913-05-00 -
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[NB260070A], Technical Note, Zachariah Power Halpin, June 2nd, 1913
1913-06-02 -
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[NB260072], Technical Note, Zachariah Power Halpin, May 1913
1913-05-00 -
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[NB260077], Technical Note, Zachariah Power Halpin, June 1913
1913-06-00 -
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[NB260082], Technical Note, Zachariah Power Halpin, June 5th, 1913
1913-06-05 -
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[NB260084], Technical Note, Zachariah Power Halpin, June 1913
1913-06-00 -
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[NB260105], Technical Note, Zachariah Power Halpin, June 1913
1913-06-00 -
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[NB260109], Technical Note, Zachariah Power Halpin, June 13th, 1913
1913-06-13 -
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[NB260111], Technical Note, Zachariah Power Halpin, June 14th, 1913
1913-06-14 -
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[NB260134], Technical Note, Zachariah Power Halpin, June 24th, 1913
1913-06-24 -
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[NB260143], Technical Note, Zachariah Power Halpin, June 24th, 1913
1913-06-24 -
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[NB260164], Technical Note, Zachariah Power Halpin, June 27th, 1913
1913-06-27 -
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[NB260167], Technical Note, Zachariah Power Halpin, July 2nd, 1913
1913-07-02 -
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[NB260179] Technical Note, June 1913
1913-06-00 -
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[NB260AAA], Technical Note, Zachariah Power Halpin, April 1913
1913-04-00 -
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[NB260AAB], Technical Note, Zachariah Power Halpin, September 29th, 1913
1913-09-29 -
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[NB261] Technical Note, July 1913
1913-07-00 -
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[NB261001], Technical Note, Zachariah Power Halpin, July 15th, 1913
1913-07-15 -
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[NB261001A], Technical Note, Zachariah Power Halpin, July 16th, 1913
1913-07-16 -
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[NB261006], Technical Note, Zachariah Power Halpin, July 18th, 1913
1913-07-18 -
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[NB261007], Technical Note, Zachariah Power Halpin, July 19th, 1913
1913-07-19 -
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[NB261011], Technical Note, Zachariah Power Halpin, July 23rd, 1913
1913-07-23 -
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[NB261011A], Technical Note, Zachariah Power Halpin, July 25th, 1913
1913-07-25 -
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[NB261013], Technical Note, Zachariah Power Halpin, July 29th, 1913
1913-07-29 -
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[NB261017], Technical Note, Zachariah Power Halpin, July 30th, 1913
1913-07-30 -
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[NB261020], Technical Note, Zachariah Power Halpin, July 31st, 1913
1913-07-31 -
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[NB261021], Technical Note, Zachariah Power Halpin, August 1st, 1913
1913-08-01 -
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[NB261023], Technical Note, Zachariah Power Halpin, August 16th, 1913
1913-08-16 -
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[NB261023A], Technical Note, Zachariah Power Halpin, August 19th, 1913
1913-08-19 -
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[NB261024], Technical Note, Zachariah Power Halpin, September 4th, 1913
1913-09-04 -
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[NB261024A], Technical Note, Zachariah Power Halpin, September 10th, 1913
1913-09-10 -
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[NB261025], Technical Note, Zachariah Power Halpin, September 3rd, 1913
1913-09-03 -
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[NB261026], Technical Note, Zachariah Power Halpin, September 4th, 1913
1913-09-04 -
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[NB261029], Technical Note, Zachariah Power Halpin, September 8th, 1913
1913-09-08 -
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[NB261032], Technical Note, Zachariah Power Halpin, September 9th, 1913
1913-09-09 -
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[NB261033], Technical Note, Zachariah Power Halpin, September 8th, 1913
1913-09-08 -
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[NB261033A], Technical Note, Zachariah Power Halpin, September 10th, 1913
1913-09-10 -
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[NB261036], Technical Note, Zachariah Power Halpin, September 12th, 1913
1913-09-12 -
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[NB261039], Technical Note, Zachariah Power Halpin, July 31st, 1913
1913-07-31 -
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[NB261039A], Technical Note, Zachariah Power Halpin, August 1st, 1913
1913-08-01 -
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[NB261039B], Technical Note, Zachariah Power Halpin, August 2nd, 1913
1913-08-02 -
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[NB261040], Technical Note, Zachariah Power Halpin, August 4th, 1913
1913-08-04 -
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[NB261041], Technical Note, Zachariah Power Halpin, August 2nd, 1913
1913-08-02 -
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[NB261041A], Technical Note, Zachariah Power Halpin, August 4th, 1913
1913-08-04 -
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[NB261041B], Technical Note, Zachariah Power Halpin, August 5th, 1913
1913-08-05 -
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[NB261045], Technical Note, Zachariah Power Halpin, August 20th, 1913
1913-08-20 -
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[NB261045A], Technical Note, Zachariah Power Halpin, August 21st, 1913
1913-08-21 -
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[NB261049], Technical Note, Zachariah Power Halpin, August 22nd, 1913
1913-08-22 -
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[NB261051], Technical Note, Zachariah Power Halpin, September 11th, 1913
1913-09-11 -
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[NB261051A], Technical Note, Zachariah Power Halpin, September 25th, 1913
1913-09-25 -
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[NB261061], Technical Note, Zachariah Power Halpin, December 17th, 1913
1913-12-17 -
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[NB261061A], Technical Note, Zachariah Power Halpin, December 24th, 1913
1913-12-24