CHAPTER XXVIII 



BOOKS TO HELP YOU FURTHER 



"Greenhouses: Their Construction and Equip- 

 ment," by W. J. Wright, director N. Y. State 

 School of Agriculture, at Alfred University. A 

 well-illustrated book, neatly and clearly printed 

 and thoroughly up-to-date. There are sixteen 

 chapters devoted to structional material methods 

 of erecting the framework, glazing and painting, 

 ventilation machinery, heating, boilers, fuels, 

 concrete construction, water supply, plans and 

 estimates. 



"Greenhouse Heating." A pamphlet con- 

 taining a reprint of four prize essays on the 

 subject, with comments by an expert heating 

 engineer. A collection of answers to pertinent 

 questions on greenhouse heating is included. 



"Furnace Efficiency, How to Build Up," by 

 Joseph W. Hays. Written in simple, readable, 

 chatty style. The chapter headings indicate the 

 practical way in which the subject has been 

 treated. They are: "Why Your Fuel Is 

 Wasted," "How Your Fuel Is Wasted," "How 



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