Before I started on this project I built a simpler prototypepenny crusherthat used interchangeable die plates. That allowed me to validate my some fundamental elements of the design. These elements include the sizing and choice of bearings, die design and fabrication, and the ratio of the drive ...
Done properly, thermite burns vigorously but not explosively, and you can controllably create a mass of molten steel falling out the bottom of a ceramic cone. This steel can be used to make castings or to weld large pieces of existing steel. For example, high-speed train track is commonly ...
This peculiar coin was minted on the same blanks as US steel pennies (see above), but it was made by the US for use in Belgium during the war. From the eBay description: Here is the greatest anomaly in modern United States coinage history. During World War II, as the Americans advanced...
and an initial cut is made at approximately the right depth. The wheel is turned to the next tooth and another cut made. Now examine the tip. If there is layout blue showing on the tip of the tooth (and there should be on the first cut; if there isn...
The Five Pennies June 18, 1959 The Man Who Could Cheat Death June 1959 Don't Give Up the Ship July 3, 1959 Tarzan's Greatest Adventure July 8, 1959 Last Train from Gun Hill July 29, 1959 But Not for Me August 19, 1959 That Kind of Woman September 11, 1959 The Jayhawker...
The Best Ways to Clean Copper or Zinc Pennies All the Best Ways to Sell Old Coins: Tips, Tricks, & More How to Clean Pennies with Vinegar & Make Your Coins Shine How toCalculate the Value of Junk Silver Coins How toGet a Coin Graded Double Die Penny: How to Spot One (& What ...
The Depression caused what is now known as a "liquidity trap", where the price of money is 0% interest and still no demand. GOVERNMENT came in and spent on work projects and then the war...that in turned created demand for goods and services which got up out of the depression: conclus...