ased by the Park Com- missioners. No expense has been Pliosplior Bronze. spared to perfect the gar- The superior durability den in everjt„ particular, of phosphor bronze over and it is fitted in a man- other material for bear- ner best suited for the ings, slide valves, and va- maintenance and… … dry process it is necessary, required no attention in THE RESTAURANT. before applying the albu- the repair shop and have men to the plate, to cover worn but j^ of an inch, it with collodion, which while the life of ordinary forms a kind of spongy gun metal slides averages felt, capable of retaining…
Patents · Improved · Iron · Consists · Patented · Scientific American · Metal · Pulley carrying · Phosphor bronze · Sheet metal · Wrought iron · Emery wheel · Sutro tunnel · Address munn · American export · Fire proof
Internet Archive · Public domain (published before 1931). Free to use for anything.