Items

• [D8958AAN], Letter from Julius H Block to Charles Batchelor, October 19th, 1889
  1889-10-19
• [D8958AAQ], Letter from Julius H Block to Charles Batchelor, October 28th, 1889
  1889-10-28
• [D9055AAB], Letter from Julius H Block to Charles Batchelor, January 9th, 1890
  1890-01-09
• [D9055AAI], Letter from Julius H Block to Thomas Alva Edison, February 28th, 1890
  1890-02-28
• [D9055AAN], Letter from Julius H Block to Thomas Alva Edison, March 27th, 1890
  1890-03-27
• [D9055ABH], Letter from Julius H Block to Thomas Alva Edison, September 11th, 1890
  1890-09-11