TRANS: ROY: SOC; EDIN. 
VOL XXVHI,PLATE XXVII.. 
FIG 47. B. Speed 4 Rew. per Sec. Wnifoun effective presse p= p= 2 bs. per Sg. 
B, same as Ay, B, same as Ag, B; loaded no Ariction, B, loaded ana Sriction. 
i era ee TT 
1 SSSSRRG 5: 
eo Serge: 
BEC ares naw 
a 
ae 










S 
NEE : 
: eNOS Ee eae 
: Hae : 
(ERR Sieh eae 
BRUREREREARS 
PT See ee 
Bae ee I 
Rely, oA 
| 


& 



2 



|| DL ee 
|. |e 


orice exerted in fbs. 
° s 2 3 



















































