Photo Index - Diamond Machine Co. - Number 3

Machinery Photo Index

Manufactured/Badged by:
Diamond Machine Co.
Providence, RI

True Manufacturer:
Diamond Machine Co., Providence, RI

Machine Specifications
Machine Class:	Metal Working Machinery
Machine Type:	Grinder, Bench
Machine Size:	8" to 10" Wheels
Submitted By:	Paul Bryant

Machine Specifications
Description/Model:	Number 3
Date of Manufacturer:	1890
Serial Number:	N/A
Last Updated	10/10/2017 12:16:53 AM

Comments:

Found this 1890 Diamond Machine Co. bench grinder in an old commercial workshop that was full of antique tools just rusting away. Saved what I could. Looked for hours for the original banjos and tool rests but no luck.

Photo 1:

Comments: Completed restoration. Body painted Hammered black. Brass sleeve bearings polished. Original oilers were missing, replaced with NOS grease cups. Flat belt pulley was replaced with V-pully sometime in the past.
Source: Paul's camera

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Photo 2:

Comments: Before restoration
Source: Paul's camera

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Photo 3:

Comments: An earlier post had suggested that the number stamped on the inside of the sleeve bearing could be possibly date mark. After a good cleaning I realized it was actually a machining mark. The left side had the #25 stamped on the two halves along with two d
Source: Paul's camera

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Photo 4:

Comments: Photo shows machining marks. Two dots.
Source: Paul's camera

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Photo 5:

Comments: Two wheel grinding machine
Source: Iconographic Encylopædia, 1890, Plate 19, Fig. 8

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