pzphotosan150-3t.blogspot.com
What is it? Answers 150
Thursday, December 28, 2006. 860 This device is a watchmaker's Geneva glass gauge. According to the Source Book for Rule Collectors. The sizes of watch glasses are expressed in either Geneva or Lunette measurement, two different standards developed in Switzerland. Geneva measurement is expressed in units and 16ths, where a unit is approximately equal to .0825 of an inch, thus a watchmaker would say that a Waterbury watch takes a 18 1/16 Geneva crystal. Another Geneva glass gauge can be seen here. I shot ...
pzphotosan153t.blogspot.com
What is it? Answers 153
Friday, January 19, 2007. 878 Gunner's quadrant for a Howitzer. 879 A plate from a Napco air brake:. 880 Cork cutters or cork borers, used by pharmacists for cutting corks for bottle stoppers:. 881 Probably a dental press. Used for compressing a mould. 882 Signal light for use on the railroad. Used with surveyor's plane table. Last week's set is seen below, click here. To view the entire post:. More discussion and comments on these photos can be found at the newsgroup rec.puzzles. View my complete profile.
pzphotosan155-7.blogspot.com
What is it? Answers 155
Thursday, February 01, 2007. 890 Salesman's sample of a transom window. Operator, it's mounted on the door frame and the handle is turned to open and close the window. I haven't been able to confirm this explanation, and I'm thinking that it's only partly true. I believe that it's a noise making device that uses a .22 caliber blank, but I have doubts about whether it was really used by rail workers. A different railroad warning device is called a torpedo. And is made from a small dynamite charge. Pat'd F...
pzphotosan16.blogspot.com
What is it? Answers XVI
Friday, August 20, 2004. 81 Wire spring relay. 83 Old phone mike from the handset. Posted by Rob H. at 2:59 AM. View my complete profile. 80 Pencil sharpener 81. Wire spring relay .
pzphotosan163c.blogspot.com
What is it? Answers 164
Friday, April 06, 2007. 946 Carrige maker's circular plough plane. Made by Thomas Falconer, it's for cutting grooves in a curved surface. This tool won a Silver Medal from the Royal Society of Arts in 1846. I took these photos at an auction where the estimated value of this plane was $22,000-$26,000, I didn't stay to find out what it actually sold for. 950 Mountain climber's boot attachment for icy terrain. 860 This device is a watchmaker's Geneva glass gauge. The sizes of watch glasses are expressed in ...
pzphotosan165-3.blogspot.com
What is it? Answers 165
Thursday, April 12, 2007. 952 Years ago fuel delivery trucks didn't have any type of a pump to transfer the fuel from the truck to the farmer's storage tank. The fuel was moved in 5 gallon containers by hand. This indicator was mounted on the truck and each time a 5 gallon can was filled they advanced it one space to keep track of the gallons delivered. Couldn't find much on Moore and Kling, but this page. Has an old oil bottle with their name on it. 954 A sign next to this one stated:. 957 The current o...
pzphotosan165-t.blogspot.com
What is it? Answers 166
Thursday, April 19, 2007. 959 Bausch and Lomb Optical Company microscope slide viewer:. It has a storage compartment in the bottom. Another version of a microscope slide viewer:. 960 G W. Grove permutation. Padlock, patented on April 2, 1878, number 202,022. 961 Years ago some fences weren't made very well, and if you had an ornery bull or cow that kept getting out, they were made to wear an animal poke. It's difficult for them to climb or graze through a fence. 946 Carrige maker's circular plough plane.
pzphotosan169-8x.blogspot.com
What is it? Answers 169
Friday, May 11, 2007. 977 Hatchet attachment for a hammer, the claws of the hammer fit through the pegs:. From Jim Brown's collection. 978 K-D valve spring remover, used to remove engine valve springs without removing the cylinder head. The valves are held up by pressurizing the cylinder with air. Very useful for replacing valve seals on OHV engines. Which are used by carpenters. It's also classified as a strapped hammer, since it has metal straps that extend over part of the handle for reinforcement.
pzphotosan17.blogspot.com
What is it? Answers XVII
Tuesday, August 24, 2004. 84 Put and Take gambling top. 85 Stanley gauge for marking hinge mortises. 88 Wedge for a tool handle. Posted by Rob H. at 4:33 PM. View my complete profile. 84 Put and Take gambling top 85. Stanley g.
pzphotosan172-x1.blogspot.com
What is it? Answers 172
Thursday, May 31, 2007. 995 Book clamp, in the days before book bags, this was invented to be used for carrying books. Patent number 198,437. 996 Carriage makers' plow plane or coach makers' plow, for making grooves in wood. 997a Boot puller, the handle can be folded down against the hook. 997b When new, this end was sharp and was used as a leather punch. 997c Carriage door key. Similar to this one that I found on ebay, the same seller has two slightly different keys. Still up for auction. Posted by Rob H.
pzphotosan174-t6.blogspot.com
What is it? Answers 174
Monday, June 11, 2007. 1007 A gunpowder tester, photographed at the Frasier International History Museum. A different model of black powder tester, another type of eprouvette is described here. From John Sindelar's collection. To see a larger image. 1008 Lineman's climbing irons, patent number 1,632,688. 1010 Coal hammer, they would give one of these to people when a truckload of coal was delivered. From Jim Brown's collection. Last week's set is seen below, click here. To view the entire post:.
