Items

• [PT032AJF2], Letter from Frederick Bachman to Frank Lewis Dyer, November 28th, 1911
  1911-11-28
• [PT032AJE3], Letter from Bacon and Milans to Frank Lewis Dyer, January 18th, 1912
  1912-01-18
• [PT032AJD1], Letter from Thomas Alva Edison to Frank Lewis Dyer, February 4th, 1909
  1909-02-04
• [PT032AIY2], Letter from Henry Lanahan to Frank Lewis Dyer, January 18th, 1911
  1911-01-18
• [PT032AIW3], Letter from Thomas Alva Edison to Frank Lewis Dyer, November 27th, 1908
  1908-11-27
• [PT032AIW1], Letter from Thomas Alva Edison to Frank Lewis Dyer, November 10th, 1908
  1908-11-10
• [PT032AIV1], Letter from Thomas Alva Edison to Frank Lewis Dyer, May 25th, 1908
  1908-05-25
• [PT032AIU1], Letter from Thomas Alva Edison to Frank Lewis Dyer, October 1908
  1908-10-00
• [PT032AIR1], Letter from Thomas Alva Edison to Frank Lewis Dyer, May 26th, 1908
  1908-05-26
• [PT032AIQ09], Letter from Bacon and Milans to Frank Lewis Dyer, September 16th, 1909
  1909-09-16
• [PT032AIQ06], Letter from Bacon and Milans to Frank Lewis Dyer, September 9th, 1909
  1909-09-09
• [PT032AIQ03], Letter from Bacon and Milans to Frank Lewis Dyer, September 8th, 1909
  1909-09-08
• [PT032AIP1], Letter from Walter Seeley Mallory to Frank Lewis Dyer, April 23rd, 1908
  1908-04-23
• [PT032AIM3], Letter from William Horatio Mason to Frank Lewis Dyer, March 3rd, 1908
  1908-03-03
• [PT032AIM2], Letter from William Eugene Horne to Frank Lewis Dyer, February 26th, 1908
  1908-02-26
• [PT032AIL1], Letter from Thomas Alva Edison to Frank Lewis Dyer, January 23rd, 1903
  1903-01-23
• [PT032AIH1], Letter from Thomas Alva Edison to Frank Lewis Dyer, January 30th, 1908
  1908-01-30
• [PT032AIF2], Letter from Frederick Bachman to Frank Lewis Dyer, September 3rd, 1912
  1912-09-03
• [PT032AID2], Letter from Thomas Alva Edison to Frank Lewis Dyer, January 22nd, 1908
  1908-01-22
• [PT032AIB1], Letter from Thomas Alva Edison to Frank Lewis Dyer, January 22nd, 1908
  1908-01-22
• [PT032AIA2], Letter from William Horatio Mason to Frank Lewis Dyer, December 5th, 1907
  1907-12-05
• [PT032AHY1], Letter from Thomas Alva Edison to Frank Lewis Dyer, June 3rd, 1907
  1907-06-03
• [PT032AHU1], Letter from Thomas Alva Edison to Frank Lewis Dyer, May 14th, 1907
  1907-05-14
• [PT032AHS1], Letter from Thomas Alva Edison to Frank Lewis Dyer, February 17th, 1907
  1907-02-17
• [PT032AHO7], Letter from Henry Lanahan to Frank Lewis Dyer, May 26th, 1911
  1911-05-26
• [PT032AHO3], Letter from Herman E Kiefer to Frank Lewis Dyer, January 4th, 1911
  1911-01-04
• [PT032AHO2], Letter from Edward Stewart Bixler to Frank Lewis Dyer, December 23rd, 1910
  1910-12-23
• [PT032AHJ1], Letter from Thomas Alva Edison to Frank Lewis Dyer, February 1906
  1906-02-00
• [PT032AHH1], Letter from Thomas Alva Edison to Frank Lewis Dyer, January 20th, 1906
  1906-01-20
• [PT032AHG1], Letter from Thomas Alva Edison to Frank Lewis Dyer, December 26th, 1905
  1905-12-26
• [PT032AHF1], Letter from Thomas Alva Edison to Frank Lewis Dyer, January 3rd, 1906
  1906-01-03
• [PT032AHC2], Letter from Bacon and Milans to Frank Lewis Dyer, December 31st, 1906
  1906-12-31
• [PT032AGX1], Letter from Frederick Bachman to Frank Lewis Dyer, November 28th, 1911
  1911-11-28
• [PT032AGK1], Letter from Thomas Alva Edison to Frank Lewis Dyer, November 16th, 1903
  1903-11-16
• [PT032AGC2], Letter from Charles S Woodroffe to Frank Lewis Dyer, December 3rd, 1904
  1904-12-03
• [PT032AFX1], Letter from Walter Seeley Mallory to Frank Lewis Dyer, April 8th, 1904
  1904-04-08
• [PT032AFV8], Letter from Henry Lanahan to Frank Lewis Dyer, December 6th, 1911
  1911-12-06
• [PT032AFV6], Letter from Walter Seeley Mallory to Frank Lewis Dyer, August 24th, 1911
  1911-08-24
• [PT032AFV4], Letter from Walter Seeley Mallory to Frank Lewis Dyer, August 3rd, 1911
  1911-08-03
• [PT032AFV2], Letter from Anna R Klehm to Frank Lewis Dyer, August 2nd, 1911
  1911-08-02
• [PT032AFV1], Letter from Thomas Alva Edison to Frank Lewis Dyer, July 1910
  1910-07-00
• [PT032AFR5], Letter from Edward P Dinan to Frank Lewis Dyer, July 7th, 1905
  1905-07-07
• [PT032AFR1], Letter from Thomas Alva Edison to Frank Lewis Dyer, November 1st, 1902
  1902-11-01
• [PT032AFP1], Letter from Thomas Alva Edison to Frank Lewis Dyer, September 29th, 1902
  1902-09-29
• [PT032AFA1], Letter from Thomas Alva Edison to Frank Lewis Dyer, April 25th, 1900
  1900-04-25
• [PT032AEP3], Letter from Thomas Alva Edison to Frank Lewis Dyer, September 7th, 1899
  1899-09-07
• [PT032AEP1], Letter from Thomas Alva Edison to Frank Lewis Dyer, September 2nd, 1899
  1899-09-02
• [PT032AEO1], Letter from Thomas Alva Edison to Frank Lewis Dyer, August 24th, 1899
  1899-08-24
• [PT017AAT], Letter from U.S. Patent Office. Commissioner to Frank Lewis Dyer, Thomas Alva Edison, August 3rd, 1896
  1896-08-03
• [PT5031M], Letter from Frank David Lewis to Frank Lewis Dyer, October 3rd, 1912
  1912-10-03
• [PT5031L], Letter from Thomas Alva Edison to Frank Lewis Dyer, September 17th, 1912
  1912-09-17
• [MM001CAS], Letter from Sherburne Blake Eaton to Frank Lewis Dyer, March 21st, 1910
  1910-03-21
• [MM001BAO], Letter from William Henry Meadowcroft to Frank Lewis Dyer, December 3rd, 1908
  1908-12-03
• [MF05AG], Letter from William Henry Meadowcroft to Frank Lewis Dyer, March 13th, 1916
  1916-03-13
• [LB071002], Letter from John F Randolph to Frank Lewis Dyer, July 27th, 1904
  1904-07-27
• [LB070499], Letter from John F Randolph to Frank Lewis Dyer, July 25th, 1904
  1904-07-25
• [LB070055], Letter from Thomas Alva Edison to Frank Lewis Dyer, November 10th, 1903
  1903-11-10
• [LB068147], Letter from Thomas Alva Edison to Frank Lewis Dyer, May 22nd, 1902
  1902-05-22
• [LB067391], Letter from Thomas Alva Edison to Frank Lewis Dyer, February 13th, 1902
  1902-02-13
• [LB067362], Letter from Thomas Alva Edison to Frank Lewis Dyer, February 5th, 1902
  1902-02-05
• [LB067339], Letter from Thomas Alva Edison to Frank Lewis Dyer, January 31st, 1902
  1902-01-31
• [HMLB056], Letter from Dwight Macdonald to Frank Lewis Dyer, June 15th, 1909
  1909-06-15
• [HMLB050A], Letter from William Leslie Edison to Frank Lewis Dyer, February 1909
  1909-02-00
• [HM54AF3], Letter from Clarence Churchill to Frank Lewis Dyer, 1913
  1913-00-00
• [HM10AAE], Letter from Herbert Barry to Frank Lewis Dyer, January 17th, 1910
  1910-01-17
• [HM10AAD], Letter from Fitch Slater and Randall to Frank Lewis Dyer, January 17th, 1910
  1910-01-17
• [HM10AAC], Letter from Herbert Barry to Frank Lewis Dyer, January 4th, 1910
  1910-01-04
• [HM09AAB], Letter from Thomas Alva Edison to Frank Lewis Dyer, October 11th, 1909
  1909-10-11
• [HM09AAA], Letter from Francis Fitch to Frank Lewis Dyer, October 8th, 1909
  1909-10-08
• [HK5125AJ], Letter from Delos Holden to Frank Lewis Dyer, March 6th, 1912
  1912-03-06
• [HK5125AI], Letter from Thomas Alva Edison to Frank Lewis Dyer, December 1911
  1911-12-00
• [HK5125AG], Letter from Delos Holden to Frank Lewis Dyer, December 13th, 1911
  1911-12-13
• [HK5125AF], Letter from Delos Holden to Frank Lewis Dyer, December 4th, 1911
  1911-12-04
• [HK5125AD], Letter from Delos Holden to Frank Lewis Dyer, November 14th, 1911
  1911-11-14
• [HK5125AB], Letter from Delos Holden to Frank Lewis Dyer, November 8th, 1911
  1911-11-08
• [HK404AAV], Letter from Converse Denny Marsh to Frank Lewis Dyer, July 25th, 1910
  1910-07-25
• [E1950BK], Letter from William Henry Meadowcroft to Frank Lewis Dyer, November 24th, 1919
  1919-11-24
• [E1870AE], Letter from Thomas Alva Edison to Frank Lewis Dyer, October 10th, 1918
  1918-10-10
• [E1870AD], Letter from William Henry Meadowcroft to Frank Lewis Dyer, October 9th, 1918
  1918-10-09
• [E1278AD], Letter from Frederick Joseph Stone, Jr. to Frank Lewis Dyer, May 8th, 1912
  1912-05-08
• [E1266BM], Letter from Walter Henry Miller to Frank Lewis Dyer, June 8th, 1912
  1912-06-08
• [E1266BI], Letter from Paul Henderson Cromelin to Frank Lewis Dyer, Walter Henry Miller, April 29th, 1912
  1912-04-29
• [E1266AG], Letter from Paul Henderson Cromelin to Frank Lewis Dyer, Thomas Alva Edison, February 3rd, 1912
  1912-02-03
• [E1264CH], Letter from Frank K Dolbeer to Frank Lewis Dyer, Miller Reese Hutchison, Carl Hillis Wilson, Thomas Alva Edison, September 13th, 1912
  1912-09-13
• [E1264BO], Letter from Delos Holden to Frank Lewis Dyer, August 16th, 1912
  1912-08-16
• [E1259BU], Letter from Carl Hillis Wilson to Frank Lewis Dyer, Thomas Alva Edison, October 5th, 1912
  1912-10-05
• [E1259BE], Letter from Miller Reese Hutchison to Frank Lewis Dyer, August 21st, 1912
  1912-08-21
• [E1241BG], Letter from Isaac W Walker to Frank Lewis Dyer, October 17th, 1912
  1912-10-17
• [E1241BD], Letter from Beatrice Heyzer (Mrs Thomas A. Jr) Edison to Frank Lewis Dyer, October 10th, 1912
  1912-10-10
• [E1241AZ], Letter from Thomas Alva Edison, Jr. to Frank Lewis Dyer, September 27th, 1912
  1912-09-27
• [E1241AU], Letter from Beatrice Heyzer (Mrs Thomas A. Jr) Edison to Frank Lewis Dyer, July 14th, 1912
  1912-07-14
• [E1241AJ], Letter from Beatrice Heyzer (Mrs Thomas A. Jr) Edison to Frank Lewis Dyer, February 3rd, 1912
  1912-02-03
• [E1241AB], Letter from William Leslie Edison to Frank Lewis Dyer, January 4th, 1912
  1912-01-04
• [E1236AU], Letter from Miller Reese Hutchison to Frank Lewis Dyer, August 27th, 1912
  1912-08-27
• [E1224AE], Letter from Samuels (J.) and Bro Inc to Frank Lewis Dyer, January 20th, 1912
  1912-01-20
• [E1217BI], Telegram from Thomas Alva Edison to Frank Lewis Dyer, May 23rd, 1912
  1912-05-23
• [E1217AT], Letter from William George Bee to Frank Lewis Dyer, November 3rd, 1911
  1911-11-03
• [E1217AJ], Letter from Miller Reese Hutchison to Frank Lewis Dyer, February 13th, 1912
  1912-02-13
• [E1217AI], Letter from Miller Reese Hutchison to Frank Lewis Dyer, February 2nd, 1912
  1912-02-02
• [E1216BJ1], Invitation from Federal Storage Battery Car Co, Lisman (F.J.) & Co, Thomas Alva Edison to Frank Lewis Dyer, September 25th, 1912
  1912-09-25