NEW HERMAN'S UPDATE
Replace the following entries with your own:
Name and Model Number
:
Front Scales
:
Back Scales
:
Type of Rule
:
Slide Rule
Rule
Instrument
Chart
Slide Chart
Data Chart
Disc
Cylinder
Watch Type
Mechanical Calculator
Electronic Calculator
Other
Material
:
Plastic
Wood
Wood/Plastic
Ivory/Bone
Metal
Cardboard
Other
Dimension (mm)
:
Area of Use
:
Generic
Aviation
Brewing
Chemical
Concrete
Conversion
Electrical
Financial
Military
Nautical
Photography
Topography
Technical
Other
Origin of Rule
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Comment
:
Please remove this comment and replace by your own or leave blank. You may wish to make a comment about some aspect of your rule. It is also recommended that you put your e-mail address here for me to contact you if necessary. It sometimes is! Your e-mail will NOT be communicated to anyone else or appear in the archive.
Picture 1 Thumbnail
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Picture 2 :
Picture 3 :
Picture 4 :
Picture 5 :
Picture 6 :
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