Items

• [CJ011ACS], Letter from Edgar Smith Opdyke to Walter Seeley Mallory, December 14th, 1898
  1898-12-14
• [CJ019AAL], Letter from Edgar Smith Opdyke, Edison Portland Cement Co to John F Randolph, September 18th, 1906
  1906-09-18
• [CJ020AAF], Letter from Edgar Smith Opdyke to Homer Bowers, May 6th, 1907
  1907-05-06
• [CJ020AAG], Letter from Edgar Smith Opdyke to Kaiser (A.V.) & Co, May 13th, 1907
  1907-05-13
• [CJ020AAH], Letter from Edgar Smith Opdyke to Dustin (Charles E.) Co, July 12th, 1907
  1907-07-12
• [CJ021AAA], Letter from Edgar Smith Opdyke to Edison Portland Cement Co, Walter Seeley Mallory, January 24th, 1908
  1908-01-24
• [CJ021AAB] List, January 24th, 1908
  1908-01-24
• [CJ021AAC], Letter from Edgar Smith Opdyke to Edison Portland Cement Co, Walter Seeley Mallory, January 24th, 1908
  1908-01-24
• [CJ021AAD] List, January 24th, 1908
  1908-01-24
• [CJ023AAB], Letter from Edgar Smith Opdyke to Harry Frederick Miller, April 21st, 1910
  1910-04-21
• [CJ613ACM], Letter from Edgar Smith Opdyke to Thomas Alva Edison, November 7th, 1905
  1905-11-07
• [CJ614AAO], Letter from Edgar Smith Opdyke to Emil Herter, February 27th, 1906
  1906-02-27
• [CJ614AAQ], Letter from Edgar Smith Opdyke to Emil Herter, March 7th, 1906
  1906-03-07
• [CJ614AAS], Letter from Edgar Smith Opdyke to Emil Herter, March 15th, 1906
  1906-03-15
• [CJ614AAT], Letter from Edgar Smith Opdyke to John F Randolph, March 17th, 1906
  1906-03-17
• [CJ614AAX], Letter from Edison Portland Cement Co, Edgar Smith Opdyke, May 1st, 1906
  1906-05-01
• [CJ615AAL], Letter from Edgar Smith Opdyke to Walter Seeley Mallory, February 7th, 1907
  1907-02-07
• [CJ615ACM], Letter from Edgar Smith Opdyke to John F Randolph, May 21st, 1907
  1907-05-21
• [CJ616AAL], Telephone Message from Edgar Smith Opdyke to Thomas Alva Edison, June 24th, 1908
  1908-06-24
• [CJ617ABA], Letter from Edgar Smith Opdyke to Thomas Alva Edison, February 10th, 1909
  1909-02-10
• [CJ617ABB], Letter from Edgar Smith Opdyke to Reeves (Paul S.) and Son, February 6th, 1909
  1909-02-06
• [CJ617ABI], Letter from Edgar Smith Opdyke to Harry Frederick Miller, June 3rd, 1909
  1909-06-03
• [CJ617ABR], Letter from Edgar Smith Opdyke to Thomas Alva Edison, June 16th, 1909
  1909-06-16
• [CJ617ACD], Letter from Edgar Smith Opdyke to Harry Frederick Miller, June 28th, 1909
  1909-06-28
• [CJ619AAW], Letter from Edgar Smith Opdyke to Walter Seeley Mallory, April 11th, 1910
  1910-04-11
• [CM01AD], Memorandum, Edgar Smith Opdyke, February 23rd, 1915
  1915-02-23
• [CM01AD1], Cost Estimate, Edgar Smith Opdyke, February 1915
  1915-02-00
• [CM01AD2], Memorandum, Edgar Smith Opdyke, February 1915
  1915-02-00
• [CM06AA], Report from Edgar Smith Opdyke, November 21st, 1915
  1915-11-21
• [CM06AB], Report from Edgar Smith Opdyke, December 2nd, 1915
  1915-12-02
• [CM06AC], Report from Edgar Smith Opdyke, December 8th, 1915
  1915-12-08
• [CM06AD], Report from Edgar Smith Opdyke, December 8th, 1915
  1915-12-08
• [D0843AAL], Letter from Edgar Smith Opdyke to Robert Abraham Bachman, November 17th, 1908
  1908-11-17
• [D0927AAB], Letter from Edgar Smith Opdyke to Patrick Brady, July 29th, 1909
  1909-07-29
• [D0927AAC], Letter from Edgar Smith Opdyke to Thomas Alva Edison, August 4th, 1909
  1909-08-04
• [D0927AAD], Letter from Edgar Smith Opdyke to Lehigh Car Wheel and Axle Works, July 31st, 1909
  1909-07-31
• [D0927AAE], Letter from Edgar Smith Opdyke to Lehigh Car Wheel and Axle Works, August 3rd, 1909
  1909-08-03
• [D0927AAH], Letter from Edgar Smith Opdyke to Thomas Alva Edison, October 5th, 1909
  1909-10-05
• [E1518LBL], Letter from Edgar Smith Opdyke to Thomas Alva Edison, December 15th, 1915
  1915-12-15
• [E1432AU], Letter from Edgar Smith Opdyke to Harry Frederick Miller, August 4th, 1914
  1914-08-04
• [E1518ECY], Letter from Edgar Smith Opdyke to Thomas Alva Edison, May 24th, 1915
  1915-05-24
• [E1518FCI], Letter from Edgar Smith Opdyke to Thomas Alva Edison, June 18th, 1915
  1915-06-18
• [E1518GBZ], Letter from Edgar Smith Opdyke, July 13th, 1915
  1915-07-13
• [E1518HAD], Letter from Edgar Smith Opdyke to Thomas Alva Edison, August 5th, 1915
  1915-08-05
• [E1518IBI], Letter from Edgar Smith Opdyke to Thomas Alva Edison, September 14th, 1915
  1915-09-14
• [E1518IDW], Letter from Edgar Smith Opdyke to Thomas Alva Edison, September 30th, 1915
  1915-09-30
• [E1518JBH], Letter from Edgar Smith Opdyke to Thomas Alva Edison, October 14th, 1915
  1915-10-14
• [E1518JBM], Letter from Edgar Smith Opdyke to William Henry Meadowcroft, October 16th, 1915
  1915-10-16
• [E1518JCM], Letter from Edgar Smith Opdyke to Thomas Alva Edison, October 26th, 1915
  1915-10-26
• [E1518KAT], Letter from Edgar Smith Opdyke to Thomas Alva Edison, November 12th, 1915
  1915-11-12
• [E1518LAI1], Report from Edgar Smith Opdyke, December 5th, 1915
  1915-12-05
• [E1616AAD], Report from Edgar Smith Opdyke to Thomas Alva Edison, January 4th, 1916
  1916-01-04
• [E1629BL], Letter from Edgar Smith Opdyke to Walter Seeley Mallory, August 10th, 1916
  1916-08-10
• [HM51AA], Letter from Edgar Smith Opdyke to Harry Frederick Miller, January 30th, 1915
  1915-01-30
• [HM51AB], Letter from Edgar Smith Opdyke to Kuebler Foundries, January 22nd, 1915
  1915-01-22
• [HM51AC], Letter from Edgar Smith Opdyke to Harry Frederick Miller, February 1st, 1915
  1915-02-01
• [HM51AD], Letter from Edgar Smith Opdyke to Crane & Co, January 30th, 1915
  1915-01-30
• [HM51AE], Letter from Edgar Smith Opdyke to Harry Frederick Miller, February 5th, 1915
  1915-02-05
• [HM51AF], Letter from Edgar Smith Opdyke to Harry Frederick Miller, February 12th, 1915
  1915-02-12
• [HM51AG], Letter from Edgar Smith Opdyke to Davis (G.M.) Regulator Co, February 10th, 1915
  1915-02-10
• [HM51AH], Letter from Edgar Smith Opdyke to Harry Frederick Miller, February 25th, 1915
  1915-02-25
• [HM51AI], Letter from Edgar Smith Opdyke to Harry Frederick Miller, February 25th, 1915
  1915-02-25
• [HM51AJ], Letter from Edgar Smith Opdyke to Ryerson (Joseph T.) and Son, February 25th, 1915
  1915-02-25
• [HM51AK], Letter from Edgar Smith Opdyke to Harry Frederick Miller, March 24th, 1915
  1915-03-24
• [NB245AAB], Letter from Edgar Smith Opdyke to Peter Christian Christensen, Thomas Alva Edison, William Henry Meadowcroft, December 16th, 1915
  1915-12-16