Mechanical drawing self-taught: comprising instructions in the selection and preparation of drawing instruments, elementary instruction in practical mechanical drawing together with examples in simple geometry and elementary mechanism, including screw threads, gear wheels, mechanical motions, engines and boilers (1883)
VVoRKixo DRAWiXGi OF loo H. p. Steam EXC1^■E—Eo-ENTRIC A.SU tcCENTRHJ STRAP—Slall f=l tool. il^ge 3«>- - … Fig. 319—Cross vSkction of Bed Platf near Junction witfi H ^eam Pipe 5Diam.
Mechanical drawing
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