Bouton Foundry Company · Bouton Foundry Co. · leaf 69
2.00 2.25 1.08 1.80 1.751.50 3.933.352.952.60 4.753.953.452.08 2.25 2.60 1.96 2.45 1.80 2.20 1.75 1.95 5.354.503.853.40 2.952.752.602.25 5.45 I 6.15 4.50 I 5.20 3.95 « 4.45 8.40 3.95 2.992.752.502.85 3.503.152.852.65 7.656.355.404.864.253.853.503.25 8.707.35 6.305.55 4.954.408.953.70 Factor of… … U in. [in. 6.455.354.60 3.95 3.608.262.952.75 7.456.1 55.304.60 4.153.753.403.15 1 in. 9.107.656.505.55 5.154.654.253.85 IX \n. 10.65 8.857.656.65 5.955.354.804.46 5.754.804.15 2.952.702.45 % m. 6.455.354.653.97 8.653.252.952.70 1 in. 7.656.355.404.75 4.258.86 3.50 3.25 1% in. 8.707.356.255.45…
Building materials · Architectural ironwork · Structural Steel Framing · Decorative Metal · Decorative metal castings · Steel-framed entrances and storefronts · Metal doors and frames
Internet Archive · Building Technology Heritage Library · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Rudiments of the art of building : represented in five sections [...] for the use of architects, builders, draghtsmen, machinists, engineers and mechanics (1853)](https://img.insideoutlibrary.com/img/200/ia-rudimentsofartof00bull-45-11.webp)
