Items

• [CJ615ACL], Letter from Walter Seeley Mallory to Thomas Alva Edison, May 20th, 1907
  1907-05-20
• [CJ615ADD], Letter from Walter Seeley Mallory to Emanuel Meyer, June 25th, 1907
  1907-06-25
• [CJ615AES], Letter from Walter Seeley Mallory to Emanuel Meyer, September 12th, 1907
  1907-09-12
• [CJ617ACF], Letter from Walter Seeley Mallory to Thomas Alva Edison, June 29th, 1909
  1909-06-29
• [CJ619ABT], Letter from Walter Seeley Mallory to Thomas Alva Edison, May 13th, 1910
  1910-05-13
• [CJ619ADU], Letter from Walter Seeley Mallory to Thomas Alva Edison, July 11th, 1910
  1910-07-11
• [CJ619ADW], Letter from Sandusky Portland Cement Co, Spencer Baird Newberry to Walter Seeley Mallory, June 29th, 1910
  1910-06-29
• [CJ619AGA], Letter from Walter Seeley Mallory to Harry Frederick Miller, September 17th, 1910
  1910-09-17
• [CJ619AGX], Letter from Walter Seeley Mallory to Arnold Frederick Gerstell, November 7th, 1910
  1910-11-07
• [CJ619AHJ], Letter from Walter Seeley Mallory to Thomas Alva Edison, November 26th, 1910
  1910-11-26
• [CJ619AHX], Letter from William Eugene Horne to Thomas Alva Edison, December 23rd, 1910
  1910-12-23
• [CJ620ADQ], Letter from Frank Lewis Dyer to Delos Holden, October 19th, 1911
  1911-10-19
• [CJ620ADR], Letter from Walter Seeley Mallory to Frank Lewis Dyer, October 18th, 1911
  1911-10-18
• [CJ620AEJ], Letter from Frank Lewis Dyer to Walter Seeley Mallory, December 19th, 1911
  1911-12-19
• [CJ625AAL], Report from Edison Portland Cement Co, May 12th, 1908
  1908-05-12
• [CJ625AAQ], Report from Edison Portland Cement Co, May 10th, 1910
  1910-05-10
• [CJ625AAS], Report from Edison Portland Cement Co, May 9th, 1911
  1911-05-09
• [D1013AAA], Letter from Walter Seeley Mallory to Frank Lewis Dyer, January 3rd, 1910
  1910-01-03
• [D1013AAN], Letter from Walter Seeley Mallory to Thomas Alva Edison, May 23rd, 1910
  1910-05-23
• [E1331AU], Letter from Walter Seeley Mallory to Thomas Alva Edison, June 12th, 1913
  1913-06-12
• [E1331BF], Letter from Walter Seeley Mallory to Thomas Alva Edison, October 7th, 1913
  1913-10-07
• [E1353AH], Letter from Louis Hicks to Thomas Alva Edison, May 20th, 1913
  1913-05-20
• [HK402AAR], Agreement, Association of Licensed Cement Manufacturers, December 30th, 1907
  1907-12-30
• [HK402AAV], Agreement, Edison Portland Cement Co, Thomas Alva Edison, May 15th, 1908
  1908-05-15
• [HMLB058], Report from Edison Portland Cement Co, June 1st, 1909
  1909-06-01
• [QQ001ABG], Letter from Walter Seeley Mallory to Frank Lewis Dyer, February 7th, 1907
  1907-02-07
• [QQ003] Litigation Record, 1908-1913
  1908-1913
• [QQ003A], Legal Testimony, Louis Hicks, 1913
  1913-00-00
• [X304AAS], Letter from Frank Lewis Dyer to John F Randolph, January 30th, 1908
  1908-01-30