$9.99

1963 - Electronics -First IEEE Brochure / Booklet

$59

Vintage Fearns Standard Machining Time Calculator for Lathework Made in England

$5

Arteza 12" Triangular Drafting Architects Scale aluminum

$20.3

Vintage British Standards Institution BSI Conversion Slide, BS350

$24.99

Vintage WAVECOM Precision High Directivity Coupler Conversion Return Loss VSWR

$33.83

Vintage Kern Swiss Hartchrom Technical Drawing Set ( Not Tested )

$47.35

Vintage Wooden Mid Century A W Faber Castell 1/92 Slide Ruler - Made In Germany

$81.5

Engineering U1646 Conversion U-Joint

$137.89

Weight Box XIX Bronze 500 GR Folk Art

$7.95

Journal of the Waterways and Harbors Division ASCE Vol 91 No WW4 November 1965

$87.94

A.H Hall & Bros Hall Type HL-14 Theodolite 1171 - S39

$101.45

Antique Victorian Beazeley Tables of curves surveying cards engineering math's