1939 Conduit Bending Manual VINTAGE!
1955 Sperry Engineering Review Magazine
Practical Mechanics: 1950 - 10 Issues
Practical Mechanics: 1958 - Jan/June (6)
A Set Of Drawing Instruments
STIRLING ENGINE HB33 DARK BEECH NEW MADE IN GERMANY
Brass 4in Functional Dumpy Level Tripod Base
VINTAGE RELIABLE TYPEWRITER ADDOMETER EARLY CALCULATOR
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BLUNDELL OMEGA POCKET SLIDE RULE. LEATHER CASE. ADVERT
1920's Dietzgen Use & Care Of Drawing Instruments
Practical Mechanics: 1953 Complete (12)
Rare Antique mahogany & Brass rolling straight-edge
RELIC Germanium Slicing Wafer from M.I.T. Laboratory !!
STIRLING MOTOR HB32 DARK BEECH NEW MADE IN GERMANY
CD Keuffel Esser 1900 Catalog Slide Rules Transit Tapes
Vintage US Army AF Cruver Mfg Co Plotter Navigator
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Antique Erie City Steam Engine Fly Ball Governor
PAIR OF BOXED PROPORTIONAL DIVIDERS
Practical Mechanics: 1936/40 - 3 Magazines
NIP MICROFONT LETTERING GUIDE TEMPLATE ENGINEERING DRAW
ANTIQUE BOXWOOD & BRASS CLINOMETER -T. COOKE, LONDON
Tacoma Narrows Bridge and Hindenburgh Films DVD
1943 Pocket Protector - IEEE - US Patent - P74I-NTP
VINTAGE BOXWOOD PARALLEL RULER
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Vintage "UNIQUE UNIVERSAL SLIDE RULE" in Original Box.
VINTAGE BRASS MINE GAUGE - CONFLOW
Practical Mechanics: 1939 - 9 Issues.
VINTAGE BOXWOOD PARALLEL RULER
1898 menu boston society civil engineers surveyors +
Antique resistance bridge, Leeds and Northrup, to 9999??
Vintage Russian Watch-Type Calendar 1960x Moscow Rarest
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