INDEX. 715 



Washington gigantea, of California, 555 



Wasnedge's arrangement for cutting teeth in chisels, 633 



Waterbury on the anatomy and physiology of fish,. _ 479 



Waymoth's spool and box lathe, 135 



Wellington on agricultural education, 521 



West's improved pump, ._ 151 



Wheat and corn crops, 375 



Wheeler & Wilson's sewing machine, 174 



Wilder's sole cutting machine, _ 149 



Winship's improved refrigerator, 210 



Woodbury's plaining, tongueing and grooving machine, 119 



Wood's improved self-feeding shingle machine, 136 



Woodworth & Co.'s portable gas works, 188, 191 



Wool, culture of,.. _ 377 



Wright's scroll saw, _ 129 



Wyandot corn, 223 



ILLUSTRATIONS. 



American porcelain, _. _ 212 



Andrews' patent anti-friction centrifugal pump, 154 



Ayres' cylindrical filter, _ 163 



Bartholomew's pan and hopper closet valve, (2 views,) 160 



self-acting safety valve bibb cock, 163 



Boardman's coal burning locomotive, 109 



patent blind wiring machine, 137 



Bottom's watch makers' lathe, (2 views,) 117 



Brombacher s boiler plate cutting machine, 116 



Bullock's improved, portable progressive power, hay and 



cotton press, 108 



Carr's new cut-off for kitchen boilers, 155 



self-acting pan water closet, _ 156 



Chichester's roller, cotton gin, _ 195 



Cochran's w^ater metre, (2 views,) _ 165 



Dale's universal planing, moulding and sash machine, 123 



Davidson's self-injecting syringe, _ 207 



Demorest's gas cooking stove, 194 



Dick's hand punch, (2 view^s,) 113 



power press and shears, 114 



