CONTENTS. 
CHAPTER I. 
PAGE 
PP ckGBUETORY SUGGESTIONS i). .->- Qs 3 - F 40, 35 
ete et ee IM AEAR oc Fenckog ao Ss a mk ke Se I 
OrPeiMe MeeMATRS ct sb ee Se oe Te 4 
The Category of Forcing Crops ........ 4 
Locations for Vegetable Forcing. ...... 8 
Gast of bcat and Labor y 2. . .-2 0. 2025s: 9 
CHAPTER II. 
CONSTRUCTION OF THE FORCING-HOUSE ... .16 to 48 
Tepes and rouns of Touses..% . +... 16 
Somecot. ine ctructural Details ......:. 24 
I EPEIMEC 28 it, i he a ao sed ae Se 24 
Ese “e P2  Seed 29 
Sree ey te oe waa, we SAS Le wags 30 
PCG CEM Re de aw eo ee 33 
Pietisee ee So a st 5 So dee ee meh ee 33 
SRA. a se klaus, oa eye wk > let ees 35 
whe @slassvand Glazing 2. se tk. vem See 36 
Beas anc, Seuenes.. .. 2. <6 woe 's Adee ei eede 40 
RRR a ot Eat eo a. “oat ey Ghee) phy erent 40 
Steam liana fot, Water-...2. «64s «ue aus 40 
separ So ae ss ic. dp, ae hp ea eas Pam 43 
Pes ARE ONES: oS aes A eS 46 
(eoor Porcine-houses. . ..4. J)e,\ 250) eines 46 
