Slide Rule Websites
International Slide Rule Museum. ISRM is the world's largest free digi
Slide Rule Museum/Library/Encyclopedia
Museum of Pocket Calculating Devices
Museum of Pocket Calculating Devices
Sphere Research Corporation - Used Electronic Test Equipment, Spare Pa
Sphere's site contains an original e-library, including quotes, business practices and ethics, short stories and columns. Plus, an Electronic Test Equipment and Slide Rule on-line warehouse with engineering resources
Hyperfocal Distance and Depth of Field Calculator - DOFMaster
Free depth of field and hyperfocal distance calculators for Windows® operating systems and Palm OS® devices.
Illustrating Shadows
Material for sun dials, with booklets, pamphlets, spreadsheets, CAD and other visual depictions using programming, conventional and legacy programming with tabular output, case studies, guides, and the like. Lino (linoleum) cuts and printing, wood cuts and wood engraving are also discussed.
HISTORICAL INSTRUMENTS OF SCIENCE & TECHNOLOGY FOR SALE & FOR media PR
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Sphere's site contains an original e-library, including quotes, business practices and ethics, short stories and columns. Plus, an Electronic Test Equipment and Slide Rule on-line warehouse with engineering resources
Greg's Slide Rules
Collection of Slide Rules and Documentation
Calendarwheel Information Site
The calendarwheel is a compact portable durable perpetual calendar. In one simple step, one can determine the calendar (including Easter) for any year 2000 years past or future.
Grab control of your engineering career.
Gain insights from the Consultants Consultant on how to take steps towards career independence.
Bluemark Promotions
Bluemark Promotions manufactures customized marketing tools and promotional packaging such as Informative Rotational Pen Stand, Slide Chart and Wheel Chart for a variety of industries along with customized branding.
Slide-Charts, Wheel-Charts, Calculators and Promotional Products, Crea
Alcott Calculator Company. Slide-Charts, Wheel-Charts, Calculators and Promotional Products, Create Your Own Slide-Charts. Date-forcasters. Hand-held calculators. HP Calculators
Mike's Slide Rules - Tucson, AZ
Shop for unique items from Mike's Slide Rules online
index
strumenti topografici, instruments de topographie, topographic instruments, Topographische Instrumente, instrumentos topograficos, strumenti di agrimensura, instruments de arpentage, surveying, Vermessunginstrumente, instrumentos de agrimensura, strumenti mineraria, miniere, mining, bergbau, mineira, strumenti marini,
Slide Rule Calculators for Construction Materials - Slide Rules: Concr
Slide Rules to calculate quantities required for Concrete, Gravel, Sand, Brick, Block and Asphalt.
Things that Count - - Things that Count
A site dealing with the history of counting, history of calculators, and history of calculating technology
Things that Count - - Things that Count
A site dealing with the history of counting, history of calculators, and history of calculating technology