PREFACE vii 



sent to the reader such information con- 

 cerning the location, adaptation, general con- 

 struction and equipment of greenhouses as 

 will enable him to decide upon the type of 

 house best adapted to his special needs; to 

 supervise or assist if need be in its construc- 

 tion or erection; to arrive at some conclu- 

 sion as to the equipment most likely to ren- 

 der the service required, and the probable 

 cost. A special effort has been made to make 

 the volume of service to the present owner 

 of a greenhouse and to those who may con- 

 template building, whether it be a small 

 private house or a large commercial range. 

 The arrangement of topics is made with 

 reference to a pedagogical system which 

 it is. hoped will be of service to the teacher 

 and student. 



It is practically impossible to give in- 

 dividual credit for all the sources drawn up- 

 on in the preparation -of this volume. Spec- 

 ial mention should be made, however, of the 

 assistance given by the manufacturers of 

 greenhouse building material and for the 

 many excellent illustrations which they have 

 furnished. When practicable, the source of 

 these illustrations is given. Free use has 

 also been made of bulletins of the various 



