INDEX 



PAGE 

 A 



All-metal frame greenhouses . 91 



Asbestos covering for furnaces and pipes . ^i 



B 



Beds (greenhouse) . - }^3 



curbs for . }Jj 



of hollow building tile . 



Benches . K 



arrangement of || 

 concrete ^41 



for sub-irrigation . rij, 



height and width of J^ 



iron frame . :,? 



wood . 5 



Boilers . . X 



accessories for . 1Q 



arrangement for steam heating . 1X/ 



cast iron . . ^m 



essentials of . ^Yn 



hot water . 71 1 



for hard and soft coal . ^2 



ratings of . 221 



self stoking . 2JQ 



steam . . ^o 



styles of cast iron fj"? 



styles of wrought iron . gg 



types of . . 221 



under-fed _ 2Q5 

 wrought iron 



C 



Cast iron boilers . 22 -, 



Chimneys and flues . 7 9 ? 



size and height of . 



Coal 221 



cost of 220 



heating value of ?1Q 



kinds of ..- 



263 



