Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 941
as seventy-two centsfor bolts and washers, and eighty-five cents forpaint. Sidneys mother says that, to be strictlycorrect, the cost of two shirt-waists, half a dozentowels, and a cake of sand soap should be added. This bridge has held three grown people at onetime, and four children at another,… … FIG, 3. A FOUR-SIDED FRAME WILL COLLAPSEIF NOT SUPPORTED. bit of material in a truss bridge is put in the verybest position to enable it to use its strength to thegreatest advantage. I will try to make this clear.You will notice that the sides, or trvisses, ofthe bridge are made up entirely of…
Children's literature
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