APPLICATION OF DESIGN TO FIELD 291 
BOAS] 
SSSNNN NN BB SRE 
NAA IIS SS) 
SOY MAY SVYSSVAVAY 
WW NEE EE EEE CWS CW EEE NN a AS 
ERSTE TERS TTT TANG 
a ERR SSS SS BE SSN BB SSC SUS 
WAG ETS ERS 
$ SSS SSIs 
Y 
a WW E 
SCE SG Ns SNS 
[TTT RSS 
WOO Ee Ba SNC NN 
ES ee eee 
SSANSG MGS SSS NSSs 
SST Sr sy 
LT TT SSS 
HA 
NSS NSS TRS SST TRG 
WN NSS FNS TT RS 
NS 
TT RQ ERG VWGSG 
diagonal lines. A.M.N.H. 16.1-473 
SSSA Wo eS — 
Bd SS BB SG BS EE WN 
Fic. 78.—Diagonal design illustrating difficulties encountered in the arrangement of 
PFS, 
