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The Thomas A. Edison Papers Digital Edition

[LB040190], Memorandum, Edison Phonograph Works, April 25th, 1890
https://edisondigital.rutgers.edu/document/LB040190

Transcription

April 25, 1890
Edison Phonograph Works
Orange, N.J.
12 MOULDS FOR TOY PHONOGRAPH
These moulds were made at the Laboratory for the Phonograph Wks. 
PRESS FOR MOULDING TOY PHONO. CYLINDERs
This covers the cost of work conducted on a press for moulding cylinders for the toy phonograph.
TOOLS FOR TOY PHONOS.
These are tools for the manufacture of the toy phonograph movements which were made at the Laboratory for the Phonograph Wks.
MACHINE FOR DIPPING WAX.
This machine was made for dipping the new cylinders with thread lining which are to be substituted very soon for the grooved cylinders now in general use.
MOULD FOR PHONOGRAPH CYLINDERS. 
This experiment was on a mould for producing cylinders for use in connection with musical records.

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