a 



Dcpa.rtu.T4 looo— •- Vol =.52 . 



-f-JO O 



7 



"Pf rr/o.. 



']oo - The Laboro-tory Hor^ 



of Etglxbu xjcars 

 ^stctbltshes 



4 



■^ Vet —5/ eAcct^kit/, 







y • 









1/ . . . Pery.toK : Vo-ScO^K^tB- 



• ioo 



I 



CL 





H: (i) ®-®-(i) 



Q: 



.^ 



-^ 3//. 



Vct = 5/. 



Sca.t£ oj^ —TOO ^ o ^^„ 



•* ^ y • Vci.-rL.ct.cLxA^/*n, . 



o^i\ < 



Vc« 



La.bora.toru V^rK. 

 BczcIlU-S, la 31 ; 



® 



Roscoe, 



l66a? 



S^iiiVvo*.! V<» : Hc« 



"O I: 



1. 5 , ?ranoLa-B«u£y;N0q: 



^/Z'^- • 



I.KSialt(^-n*Adani,/<)lO. 



1 1 Lj . . 1 i 



~iO<i -loo 



Fig. I. Departures. Scale 200 thousandths to the inch. 



