Trdtisacltons Society Naval Architects and MariHe Engineers, Vol 2^. igtS- 



To illustrate fa/ter on "Aerodynamical Experimeitts u/>on a Yacht's Mainsail.' 

 by Professor H. A. Ez'crett, Member. 



Plate ji 



FijH 





n3^2 



Fig 43 



-% 



Fl[g 4.4. lOO-Cour.. 



f- V, i><,- 



Fig. 45. 



F/q^e 



,1 Wi-w' 





140" Cour»B 



Ftg. 4 7. 



Ap,or.„t 



Real W.nW^ 



F,gA8 



F,q.48. 



F/q.50. 





W<nJ 



190 CoiiF»« 



Raal >Ni»J . 

 '•■''''•■1 



Fiq.51. 



A,,.r..I 

 Wind 



Afferent 



R.a( W,nJ\ 



i--vrtJ 



