Tank.

Patent for a new and improved tank. This design consists in "the combination of the wooden bottom having cross-braces on its under side, the sheet-metal bottom arranged over the wooden bottom and having an annular flange nailed or secured to said wooden bottom, and the metallic body, the lower end of which is connected to the bottom by nails, while the extreme lower edge of said body is turned under the wooden bottom between the cross-braces of the latter" (lines 80-90)