VINTAGE KEUFFEL & ESSER 4035 K&E CO NY SLIDE RULE PAT JUNE 1900 MACHINIST RULER

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VINTAGE KEUFFEL & ESSER 4035 K&E CO NY SLIDE RULE PAT JUNE 1900 MACHINIST RULER :
$7.99

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UP FOR sale IS AVERY NICEANTIQUE1900SLIDE RULEWITH LEATHER CASE
ITS IN PRETTY GOOD SHAPEPLEASE SEE PHOTOS

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VINTAGE KEUFFEL & ESSER 4035 K&E CO NY SLIDE RULE PAT JUNE 1900 MACHINIST RULER :
$7.99