Road? Where we’re going, we don’t need roads. – Dr. Emmett Brown.
Here’s a look back at the maker world and beyond!
1956 – The Birth of the First Female Spaceship Pilot
Eileen Collins, the first American woman to command a spaceship, turned 57 today. Happy birthday!
1872 – The First Patented + and – Machine that Printed Totals
In 1872, the first U.S. patent (#133,188) for an adding machine capable of printing totals and subtotals, called a “calculating machine,” was issued to E.D. Barbour of Boston, Mass. However, it was not practical to produce. As Mr. Barbour declared on his patent filing, though:
Be it known that I, EDMUND D. BARBOUB, of the city of Boston, county of Suffolk and State of Massachusetts, have invented a new and useful Improvement in Calculating-Machines; and I do declare that the following is a full, clear, and exact description of the same, reference being had to the accompanying drawing forming part of this specification, in which Figure 1 is a plan of case A and of device for moving the registering-slide; Fig. 2 is a section of device for moving the registeringslide; Fig. 3 is a section of case A on line a a of Fig. 1, and of the registering-slide on line Z) Z) of Fig. 4:; Fig. 4 is a plan of the registering-slide, Fig. 5 is an elevation of case A and front plate of the registering-slide on line 0 c of Figs. 3 and l; and Fig. (3 is an elevation of lever for carrying from one denomination to another.
Have an amazing project to share? Join the SHOW-AND-TELL every Wednesday night at 7:30pm ET on Google+ Hangouts.
Join us every Wednesday night at 8pm ET for Ask an Engineer!
Learn resistor values with Mho’s Resistance or get the best electronics calculator for engineers “Circuit Playground” – Adafruit’s Apps!
Maker Business — Exclusive interview with Fred Dart – CEO of FTDI @FTDIChip #FTDI @adafruit
Wearables — Stabilize your Project
Electronics — Damp Sponge vs Drenched Sponge
Biohacking — “8-Hour Sleep Album”
No comments yet.
Sorry, the comment form is closed at this time.