AN IMPROVED BOILER FURNACE. A SALT SPRINKLER FOR TABLE USE. IMPROVED STEAM WHISTLES. HURDLEY'S BOILER FURNACE. Fig. 1. Fig. 2. IMPROVED STEAM WHISTLES. DIXON'S SALT HOLDER AND SPRINKLER. TROLLEY SYSTEM OF CONVEYING NITRO-GLYCERINE-OIANT POWDER WORKS HOPATCONG N. J., scientific american, 1892-07-23
AN IMPROVED BOILER FURNACE. A SALT SPRINKLER FOR TABLE USE. IMPROVED STEAM WHISTLES. HURDLEY'S BOILER FURNACE. Fig. 1. Fig. 2. IMPROVED STEAM WHISTLES. DIXON'S SALT HOLDER AND SPRINKLER. TROLLEY SYSTEM OF CONVEYING NITRO-GLYCERINE-OIANT POWDER WORKS HOPATCONG N. J., scientific american, 1892-07-23
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