Items
Creator is exactly
Press Illustrating Service Inc
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[E1603BI], Letter from H W Sierichs, Press Illustrating Service Inc to Thomas Alva Edison, September 14th, 1916 1916-09-14
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[E1603BT1], Letter from H W Sierichs, Press Illustrating Service Inc to West Orange Laboratory, October 20th, 1916 1916-10-20
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[E1603DE], Letter from H W Sierichs, Press Illustrating Service Inc to William Henry Meadowcroft, December 18th, 1916 1916-12-18