pzphotosan132.blogspot.com
What is it? Answers #132
Thursday, September 14, 2006. Used to recondition damaged valve seats. Both of the cones can slide freely along the shafts, and are threaded on the inside and outside. 769 According to the seller it's an alignment pin, for temporarily lining up the holes in two pieces of metal. But it looks a lot like the swaging tool seen below that I posted in Nov. of 2004, it's used to make a straight coupling between two pieces of pipe. 770 Waldom Electronics HT2038 Extractor. 771 Breath-O-Life pure medical oxygen.
pzphotosan134-5.blogspot.com
What is it? Answers 134
Friday, September 29, 2006. 780 Audio tape splicer. There is a diagonal blade for cutting the tape, and two blades that are bowed in slightly for trimming the top and bottom of the splice, so that it will easily move through the tape machine. 781 This was marked "coal shovel", though it was probably used on a farm for moving produce. Thanks to Bill for sending in this image:. A similar collar mounted on a lens:. 784 Adding machine, patent number 414,959. While surfing the web:. When the jaws are closed t...
pzphotosan14.blogspot.com
What is it? Answers XIV
Saturday, August 14, 2004. 75 Vacuum tube remover/aligner. 76 A key that could be found in a Detex box and used with a watchclock. Thanks to Dave for solving this one and sending in these images:. Posted by Rob H. at 5:28 PM. View my complete profile. 75 Vacuum tube remover/aligner 76. A key tha.
pzphotosan142-z6.blogspot.com
What is it? Answers 142
Thursday, November 02, 2006. Used to signal the operator when you wanted to make a call. The remaining pictures in this set were shot at the Mid-West Tool Collectors Association meeting last week, thanks to everyone there who allowed me to take these photos of their tools. 812 According to the seller this is a carriage maker's square. 813 Caldwell Boxfindr, a reader of this site explains this device:. Another name for the boxfinder is " dip needle. Since it gives an. The full text on the lower face reads:.
pzphotosan145t-5.blogspot.com
What is it? Answers 145
Friday, November 24, 2006. 829 This hammer was made for use on the railroad. 830 Pond ice saw, as seen on the bottom left in this old catalog. According to the Dictionary of American Hand Tools. A saw used primarily by farmers and cattlemen for cutting holes in the ice to allow access to the water below. In cold weather the ice must be cut twice a day to allow the livestock to reach the water. Teeth of the ice saw do not have any set.". 831 Probably a heavy practice piece used in place of a. Lifting the ...
pzphotosan148-a1.blogspot.com
What is it? Answers 148
Thursday, December 14, 2006. 847 Saw set gauge. 848 This came from the inside of a 9 volt battery. A much better idea is to make a book safe. This is a great project, I made two of them to give as Christmas gifts. 849 Placido' s disc for astigmatism, used by an eye doctor to measure the regularity of the cornea, thanks to phisick.com. For use of the photo. Oil viscosity tester, patent number 2,609,682. Larger image of the instructions. As seen in the link, Google now features a patent search.
pzphotosan15.blogspot.com
What is it? Answers XV
Friday, August 20, 2004. 77 Railroad signal lock, opens with a 1/2" socket wrench. 78 Tongs for ice cubes or other small items, patent number 2,176,333. 79 Priming tool for shotgun shells. Posted by Rob H. at 2:46 AM. View my complete profile. 77 Railroad signal lock, opens with a 1/2 socket.
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 .
