Items
Items
Creator is exactly
Barker, George Frederick
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[D7802ZZEJ], Letter from George Frederick Barker to Thomas Alva Edison, October 10th, 1878
1878-10-10 -
[D7802ZZFZ], Letter from George Frederick Barker to Thomas Alva Edison, October 20th, 1878
1878-10-20 -
[D7802ZZJD], Letter from George Frederick Barker to Thomas Alva Edison, November 3rd, 1878
1878-11-03 -
[D7702ZBY], Letter from George Frederick Barker to Thomas Alva Edison, September 10th, 1877
1877-09-10 -
[D7702ZCH], Letter from George Frederick Barker to Thomas Alva Edison, September 30th, 1877
1877-09-30 -
[D7702ZDB], Letter from George Frederick Barker to Thomas Alva Edison, November 8th, 1877
1877-11-08 -
[D7702ZDE], Letter from George Frederick Barker to Thomas Alva Edison, November 20th, 1877
1877-11-20 -
[D7802ZCX], Letter from George Frederick Barker to Thomas Alva Edison, March 8th, 1878
1878-03-08 -
[D7802ZEK], Letter from George Frederick Barker to Thomas Alva Edison, March 25th, 1878
1878-03-25 -
[D7802ZFO], Letter from George Frederick Barker to Edward Hibberd Johnson, March 31st, 1878
1878-03-31 -
[D7802ZGO], Letter from George Frederick Barker to Edward Hibberd Johnson, April 6th, 1878
1878-04-06 -
[D7802ZGW], Letter from George Frederick Barker to Thomas Alva Edison, April 9th, 1878
1878-04-09 -
[D7802ZHR], Telegram from George Frederick Barker to Thomas Alva Edison, April 15th, 1878
1878-04-15 -
[D7802ZRR], Telegram from George Frederick Barker to Thomas Alva Edison, July 8th, 1878
1878-07-08 -
[D7802ZSG], Letter from George Frederick Barker to Thomas Alva Edison, July 12th, 1878
1878-07-12 -
[D7802ZXS], Letter from George Frederick Barker to Thomas Alva Edison, September 2nd, 1878
1878-09-02 -
[D7802ZZNL], Letter from George Frederick Barker to Thomas Alva Edison, December 21st, 1878
1878-12-21 -
[D7819D], Letter from George Frederick Barker to Stockton L Griffin, September 5th, 1878
1878-09-05 -
[D7819F], Letter from George Frederick Barker to Thomas Alva Edison, September 6th, 1878
1878-09-06 -
[D7819J], Letter from George Frederick Barker to Thomas Alva Edison, September 16th, 1878
1878-09-16 -
[D7819ZAG], Letter from George Frederick Barker to Thomas Alva Edison, October 18th, 1878
1878-10-18 -
[D7819ZAT], Letter from George Frederick Barker to Thomas Alva Edison, October 23rd, 1878
1878-10-23 -
[D7819ZBX], Letter from George Frederick Barker to Thomas Alva Edison, November 10th, 1878
1878-11-10 -
[D7819ZCJ], Letter from George Frederick Barker to Thomas Alva Edison, November 22nd, 1878
1878-11-22 -
[D7819ZCR], Letter from George Frederick Barker to Thomas Alva Edison, November 30th, 1878
1878-11-30 -
[D7819ZDJ], Letter from George Frederick Barker to Thomas Alva Edison, December 14th, 1878
1878-12-14 -
[D7829ZCZ], Letter from George Frederick Barker to Thomas Alva Edison, December 16th, 1878
1878-12-16 -
[D7835L], Memorandum, George Frederick Barker, August 20th, 1878
1878-08-20 -
[D7903X], Letter from George Frederick Barker to Thomas Alva Edison, January 19th, 1879
1879-01-19 -
[D7903ZAV], Letter from George Frederick Barker to Thomas Alva Edison, February 19th, 1879
1879-02-19 -
[D7903ZDU], Letter from George Frederick Barker to Thomas Alva Edison, May 16th, 1879
1879-05-16 -
[D7903ZEM], Letter from George Frederick Barker to Thomas Alva Edison, May 30th, 1879
1879-05-30 -
[D7903ZFZ], Letter from George Frederick Barker to Thomas Alva Edison, July 27th, 1879
1879-07-27 -
[D7903ZIE], Letter from George Frederick Barker to Thomas Alva Edison, September 23rd, 1879
1879-09-23 -
[D7903ZIR], Letter from American Association for Advancement of Science, George Frederick Barker to Thomas Alva Edison, October 9th, 1879
1879-10-09 -
[D7903ZIU], Letter from George Frederick Barker to Thomas Alva Edison, October 13th, 1879
1879-10-13 -
[D7903ZJP], Letter from George Frederick Barker to Thomas Alva Edison, October 24th, 1879
1879-10-24 -
[D7903ZJX], Letter from George Frederick Barker to Thomas Alva Edison, October 27th, 1879
1879-10-27 -
[D7903ZKI], Letter from George Frederick Barker to Thomas Alva Edison, November 5th, 1879
1879-11-05 -
[D7911B], Letter from George Frederick Barker to Thomas Alva Edison, July 30th, 1879
1879-07-30 -
[D7911D], Letter from George Frederick Barker to Thomas Alva Edison, August 22nd, 1879
1879-08-22 -
[D8004X], Letter from George Frederick Barker to Thomas Alva Edison, January 18th, 1880
1880-01-18 -
[D8004ZAR], Letter from George Frederick Barker to Thomas Alva Edison, February 14th, 1880
1880-02-14 -
[D8004ZCT], Letter from George Frederick Barker to Thomas Alva Edison, April 20th, 1880
1880-04-20 -
[D8004ZDT], Letter from George Frederick Barker to Thomas Alva Edison, July 14th, 1880
1880-07-14 -
[D8004ZES], Letter from George Frederick Barker to Thomas Alva Edison, August 21st, 1880
1880-08-21 -
[D8004ZGD], Letter from George Frederick Barker to Thomas Alva Edison, October 29th, 1880
1880-10-29 -
[D8004ZGG], Letter from George Frederick Barker to Thomas Alva Edison, November 9th, 1880
1880-11-09 -
[D8020ZCO1], Telegram from George Frederick Barker to Thomas Alva Edison, March 20th, 1880
1880-03-20 -
[D8020ZEL1], Article, George Frederick Barker, Henry Augustus Rowland, April 1880
1880-04-00 -
[D8020ZEU], Letter from George Frederick Barker to Thomas Alva Edison, May 21st, 1880
1880-05-21 -
[D8020ZJC], Letter from George Frederick Barker to Thomas Alva Edison, November 26th, 1880
1880-11-26 -
[D8104ZFA], Letter from George Frederick Barker to Thomas Alva Edison, November 23rd, 1881
1881-11-23 -
[D8135J], Letter from George Frederick Barker to Thomas Alva Edison, June 10th, 1881
1881-06-10 -
[D8135ZCS], Letter from George Frederick Barker to Thomas Alva Edison, November 11th, 1881
1881-11-11 -
[D8135ZCV], Letter from George Frederick Barker to Thomas Alva Edison, December 7th, 1881
1881-12-07 -
[D8204B], Letter from George Frederick Barker to Samuel Insull, January 2nd, 1882
1882-01-02 -
[D8204C], Letter from George Frederick Barker to Thomas Alva Edison, January 13th, 1882
1882-01-13 -
[D8204ZCF], Letter from George Frederick Barker to Thomas Alva Edison, May 30th, 1882
1882-05-30 -
[D8204ZED], Letter from George Frederick Barker to Thomas Alva Edison, July 4th, 1882
1882-07-04 -
[D8204ZIB], Letter from George Frederick Barker to Samuel Insull, October 25th, 1882
1882-10-25 -
[D8230ZCS], Technical Note, John White Howell, George Frederick Barker, December 21st, 1882
1882-12-21 -
[D8220G], Letter from George Frederick Barker to Thomas Alva Edison, January 23rd, 1882
1882-01-23 -
[D8220ZAS], Letter from George Frederick Barker to Thomas Alva Edison, November 1st, 1882
1882-11-01 -
[D8303H], Letter from George Frederick Barker to Thomas Alva Edison, January 8th, 1883
1883-01-08 -
[D8303W1], Letter from George Frederick Barker to Thomas Alva Edison, January 26th, 1883
1883-01-26 -
[D8303ZBL], Letter from George Frederick Barker to Samuel Insull, March 5th, 1883
1883-03-05 -
[D8303ZBV], Letter from George Frederick Barker, Columbia College. School of Mines to Thomas Alva Edison, March 30th, 1883
1883-03-30 -
[D8303ZCN], Letter from George Frederick Barker to Thomas Alva Edison, April 22nd, 1883
1883-04-22 -
[D8303ZEC], Letter from George Frederick Barker to Thomas Alva Edison, June 26th, 1883
1883-06-26 -
[D8367P], Letter from George Frederick Barker to Samuel Insull, May 12th, 1883
1883-05-12 -
[D8403ZEQ], Telegram from George Frederick Barker to Thomas Alva Edison, July 14th, 1884
1884-07-14 -
[D8403ZGU], Letter from George Frederick Barker to Thomas Alva Edison, September 22nd, 1884
1884-09-22 -
[D8403ZHV], Letter from George Frederick Barker to Thomas Alva Edison, October 20th, 1884
1884-10-20 -
[D8403ZID], Letter from George Frederick Barker to Thomas Alva Edison, October 26th, 1884
1884-10-26 -
[D8464O], Letter from George Frederick Barker, U.S. Electrical Commission to Thomas Alva Edison, August 20th, 1884
1884-08-20 -
[D8503ZES], Letter from George Frederick Barker to Thomas Alva Edison, December 27th, 1885
1885-12-27 -
[D8633Q], Letter from George Frederick Barker to John F Randolph, July 4th, 1886
1886-07-04 -
[D8633ZAG], Letter from George Frederick Barker to Samuel Insull, September 30th, 1886
1886-09-30 -
[D8633ZAI], Letter from George Frederick Barker to Samuel Insull, October 8th, 1886
1886-10-08 -
[D8633ZAM], Letter from George Frederick Barker to Samuel Insull, October 23rd, 1886
1886-10-23 -
[D8805AAO], Letter from George Frederick Barker to Thomas Alva Edison, February 6th, 1888
1888-02-06 -
[D8849ACR], Letter from George Frederick Barker to Thomas Alva Edison, November 21st, 1888
1888-11-21 -
[D8849ACY], Letter from George Frederick Barker to Thomas Alva Edison, December 7th, 1888
1888-12-07 -
[D8847ADA], Letter from George Frederick Barker to Thomas Alva Edison, October 31st, 1888
1888-10-31 -
[D8905AHW], Letter from George Frederick Barker to Thomas Alva Edison, October 31st, 1889
1889-10-31 -
[D8905AJR1], Telegram from George Frederick Barker to Thomas Alva Edison, December 11th, 1889
1889-12-11 -
[D8905AKC], Letter from George Frederick Barker to Thomas Alva Edison, December 21st, 1889
1889-12-21 -
[D8955AAG], Letter from George Frederick Barker to Thomas Alva Edison, January 22nd, 1889
1889-01-22 -
[D8955AAP], Letter from George Frederick Barker to Thomas Alva Edison, February 12th, 1889
1889-02-12 -
[LM001069C], Telegram from George Frederick Barker to Thomas Alva Edison, October 22nd, 1881
1881-10-22 -
[MBSB10758X], Clipping, Engineering, George Frederick Barker, June 8th, 1878
1878-06-08 -
[NM003132], Letter from George Frederick Barker to Thomas Alva Edison, November 3rd, 1874
1874-11-03 -
[NM003310A], Telegram from George Frederick Barker to Thomas Alva Edison, November 11th, 1874
1874-11-11 -
[PT010AAT], Legal Testimony, George Frederick Barker, March 7th, 1888
1888-03-07 -
[QD012B0060], Legal Testimony, George Frederick Barker, October 19th, 1889
1889-10-19 -
[QD012B0190], Legal Testimony, George Frederick Barker, November 29th, 1889
1889-11-29 -
[QD012B0211] Technical Note, October 21st, 1889
1889-10-21 -
[QD012D1355], Letter from George Frederick Barker to Henry Morton, October 21st, 1878
1878-10-21 -
[QD012E2098], Letter from George Frederick Barker to Henry Morton, October 21st, 1878
1878-10-21