Date Range
Date Range
Date Range
Thursday, December 14, 2006. 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. 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.
Friday, January 19, 2007. 881 Probably a dental press. Used for compressing a mould. 882 Signal light for use on the railroad. More discussion and comments on these photos can be found at the newsgroup rec.
Thursday, February 01, 2007. 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.
Thursday, April 12, 2007. 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. Has an old oil bottle with their name on it.
Thursday, April 19, 2007. It has a storage compartment in the bottom. Padlock, patented on April 2, 1878, number 202,022.