Twentieth century hand-book for steam engineers and electricians with questions and answers; a practical non-technical treatise .. (1913)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & company · leaf 122
Fig. 44 … Fig. 45 Sometimes a combination of channel bar and diagonalcrow foot braces is used, as shown by Fig. 45. 110 steam Engineering A good form of diagonal crow foot stay is obtained byusing double crow feet, made of pieces of boiler plate bentas shown by Fig. 46 and riveted to the plate by four rivets.
