INDEX 



553 



Seeders, end gate, 224; hand, 



223; seed-box broadcast, 224; 



utility of, 223; wheelbarrow, 



224. 



Self-aligning bearing, 190. 



Septic tank, 501; construction 



of, 504. 

 Sewage disposal, principles of, 

 502; by irrigation, 114, 138; 

 systems of, 501. 

 Shafting, 325. 



Shawver barn frame, 446, 448. 

 Sherringham valve, 534. 

 Shredders, 256. 

 Shop, farm, 477. 

 Side draft, overcoming, 337. 

 Silos, 461; essentials, 463; lo- 

 cation, 461; masonry, 468; 

 size, 461; wood, 465. 

 Silt basins, 99. 

 Sled corn cutters, 251. 

 Slings, hay, 271. 

 Soils, improved by drainage, 



61; kinds of, 59. 

 Splices, 543. 



Spraying machinery, 303. 

 Spraying method of irrigation, 



134. 

 Springs, as water supply, 483. 

 Spring-tooth harrow, 213. 

 Stackers, hay, 269; straw. 280. 

 Stalls, cow, 440; horse, 443. 

 Standard of purity of air, 531. 

 State Highway Commission, 



178. 

 Statics defined, 402. 

 Steam boiler, 376; accessories, 

 380; capacity of, 379; func- 

 tions of, 377; management, 

 388; principle of, 376; types, 

 377. 

 Steam engines, 376, 385; kinds, 



386; principle of, 385. 

 Steam, formation, 377; quality 



of, 380. 

 Steel, Bessemer, 197; cast, 197; 

 mild, 197; soft center, 198; 

 tool, 198. 



Stone, building, 409. 



Stone roads, 160; construction 



of, 162; cost of, 165; main- 

 tenance of, 165. 

 Stoves, 525. 



Strength of materials, 402, 406. 

 Stress, defined, 403; kinds of, . 



403. 

 Subirrigation, 133. 

 Subsurface packer, 220. 

 Suction of plows, 200. 

 Sugar beets under irrigation, 



120. 

 Sulky plows, 201; adjustments 



of, 203. 

 Sunlight as a sanitary agent, 



506. 

 Surface measure, 19. 

 Survey, defined, 16; prelimi- 

 nary, 64. 

 Surveying, agricultural, 16; 



divisions of, 17; problems, 26. 

 Surveyor's measure, 20; uses 



of, 16. 

 Sweep rakes, 268. 



Tanks, water, 493. 



Tapes, 20; care and use of, 22. 



Teams, size of, 329. 



Tedder, hay, 267. 



Telford roads, 160. 



Temperature system of ventila- 

 tion, 534. 



Tests, of concrete, 411 ; engines, 

 316, 36~6; horse, 328. 



Threshing machinery, 278. 



Tile, blinding, 94; cement, 92; 

 inspection of, 94; laying, 92; 

 roots of trees in, 100; select- 

 ing, 91. 



Tile drains, capacity of, 78; 

 cause of flow in, 78; construc- 

 tion of, 96; cost of, 101; 

 depth, 67; digging ditches, 

 86; distance apart, 68; filling, 

 96; outlet of, 98; size of lat- 

 erals, 84; staking out, 71; 

 systems of, 69. 



