﻿68 



Royal Society :■ 



-*3 



03 



d 



'43 

 o 



O 



go* 



*d 



o 



.9 





0\h tJ u-> N M^-O^O to tovo 

 wwUMtfO'-iOMO'-'^- 



+++++++' + + + + 





oo «nm wnmvo vri- 

 mOc^'-'mmnO 



go 

 03 



.s 



On 



+++++++ 1 



d 



o 

 P 



>0 00 O NNO OsO vih d H M 

 OwOOOMi-iroa^Oi-i 



'l 1 1 1 "l "l 1 "l 1 'l 1 + 



OO "nvO iv~> u-iNO t»» to 

 mOwOmOOw 



+++++I + 1 



02 

 © 



,5 



NO 



Ph 

 1= 



ioO 0\ N C\ O rJ OvD to O *f 



02 



.s 



o 



m o nvo t-~ t^ r>- o 



^ . _| C* M M O M O 



+++++44' 



+ + + + + + + + + + 



d 

 o 



n 



O^D tJ t-~oo ri wt) <-> -i^M 



MMMOO^II^t-OwOO 



t3 m On O tl ONOO OO 

 wOOOwOOm 



+ + + ' + "l + "l 



1 1 1 1 1 1 1 1 1 1 1 + 



03 



rfl 



H> 



■rJ-O ^- M N (1 W O li-l M I~- t-~ 

 I-IMMMMOOO'-'OOCO 



+ + + + + 1 + + + + + 





M >-< NO NO O ON r$- O 



00 

 _ r-| 

 O 



.2 



+++++++ 



d" 



o 

 P 



O r^.« n^ rt oo'O M^o t* 

 mmi-iomc4i-ic<io^mO 



t-«. tJ- to to>0 M M NO 

 OOOOOmON 



+ 1 + 'l + "l + 1 



1 1 1 M 1: M 1 1 1 + 



oo 



& 

 P 



O NO O O H c* VO NO w O NO On 

 mO"-ii-iihOOO'-»OON 



+ + + + + 1 + 1 + + + 



02 



_d 



++++++++ 



d 



o 



p 



t> Nino vo m o\h oc ioO ^ 



MWHHMWNM^rO-MO 



^O "NO O u-i u-i ON 

 OMOOO'-'OtJ 



+ "l + 1 ' "l 1 'l 



1 1 1 1 1 1 1 1 1 1 1 1 



03 

 ON 



t> 



& 



tsMO\NOS>0«>fl NMWO 

 OOOOOOOmOOON 



+++++ 1 + 1 + + + + 





tO0Nt^^}-000 voO + ON O oo 

 t^Ot^i-itlOwOOOi-Hrt- 



02 



""3 



•S 



+++++++ ++++ 



d 



. o 



. p 



O N\D N>J-iO On -d" O w tl O 



O '^J- <j-0O tO VO M tO ^ HH t}-00 



0>-iOOOi-"i-iroOOO« 

 1 1 1 1 1 1 1 "l + + + 



1 1 II 1 1 1 1 II 1 1 



CO 



© 



o 



|3 



O tov£> I\VO to O On^O m ^j-io 

 OOOOOOOm.OOO-1 



+ + + + 1 1 + + + + 



02 



t» 



O hi ^-to^-U3 -d-O toco N On 



MI-«tll-lHOl-HO'HO | - ( THi- 



+++++++ ++++ 



o 

 P 





n n r-co cove t< ^ «-. wi m oo 

 OwOOwMi-HtoOOOi-. 



1 1 1 M 1 1 1 + 1 ++ 



Date of trial. 



tsNNlstNNh-NNN t^- r^- 



NONONDNONO^OMDNONONONDNO 

 000000000000000000000000 

 HrMW.HWWWMIHIHMt-1 





NDNDNOVONONONOVONONOvC)>o 

 ooooooooocooccoooooooooo 



-1-3 



02 



§ § £vb d ^"^^ d «> d d 





0Q 



CO CO -— Hi — ! CO 03 CO GO 02 GO 03 03 



03030303030303030030303 i 



.S.S^j^.S.S.S.S.S.S.S.S 



H«HM C d HNMtf -l|N rH| N 





03 02 •— H i— H CO GO* 02 W CO 02 03 03 



CDCDraJ303Q3Q>030303OjCP 



rdrd'^'flrd^drd^rd^drdrd 



OU4J430000 000 



dd^^dddddddd 



HNHJN fl fl H?l«tfi H|M HiM 



c 

 c 

 5z 



is 



d o 





00 CnOO On O •-• 61 to -si" itnnO t>> ' 





00 ONOO On 6 in tJ to rj- uono f^- 



-l)?l > OJTf 



This Table may be better followed by considering, in the first place, the 



