Photography to Micrometry, By Br. Woodward, 153 
Table I. 
-Measurements of Human Red Corpuscles from Eight 
Individuals. 
1. Drop H, 
2. Drop G, 
Drop E, 
Drop D, 
Drop H, 
Drop C, 
Drop G, 
Drop Gr, 
Drop H, 
10. Drop D, 
11. Drop A, 
12. Drop B, 
13. Drop I, 
14. Drop C, 
15. Drop 0, 
16. Drop B, 
17. Drop A, 
18. Drop I, 
19. Drop D, 
20. Drop F, 
21. Drop A, 
22. Drop E, 
Neg. 
No. of 
Cor- 
puscles 
measured. 
Diameters of Human Blood, 
Decimals of an English Inch. 
Decimals 
of a 
Millimeter. 
Maximum. 
Minimum. 
Mean. 
Mean. 
849 
90 
'000363 
•000255 
'000309 
•007848 
846 
55 
•000353 
•000245 
•000311 
•007899 
835 
70 
'000339 
'000261 
'000312 
•007925 
828 
140 
'000346 
•000255 
•000314 
•007975 
848 
50 
'000343 
•000274 
•000315 
•008001 
824 
50 
'000337 
•000273 
•000316 
'008026 
840 
81 
'000372 
•000265 
•000316 
•008026 
841 
104 
UUUoOO 
• nnoQi 7 
UUUoi / 
•008052 
847 
80 
•000363 
•000255 
•000319 
•008102 
827 
90 
•000364 
•000218 
•000320 
•008128 
820 
75 
•000359 
'000230 
•000326 
•008280 
822 
105 
•000368 
•000258 
• 000326 
•008280 
854 
80 
•000353 
•000294 
•000326 
•008280 
823 
75 
•000360 
•000261 
•000326 
•008280 
825 
75 
•000382 
•000282 
•000327 
•008306 
821 
105 
•000368 
•000285 
•000327 
•008306 
818 
•80 
•000359 
•000278 
•000328 
•008331 
855 
70 
•000382 
'000284 
'000331 
•008407 
826 
95 
•000371 
'000285 
'000334 
•008483 
837 
60 
•000396 
•000216 
'000335 
•008509 
819 
110 
•000396 
'000276 
•000337 
•008560 
836 
26 
• -000378 
'000288 
•000343 
•008712 
Table II. — Measurements of Red Corpuscles of the Dog from Five 
Individuals. 
1. Drop A, Neg. 815 
2. Drop B, 
?7 
830 
3. Drop E, 
?> 
859 
4. Drop B, 
>5 
829 
5. Drop E, 
6. Drop A, 
JJ 
860 
»5 
816 
7. Drop 0, 
831 
8. Drop C, 
» 
833 
9. Drop D, 
?> 
857 
10. Drop D, 
55 
858 
11. Drop A, 
5) 
817 
12. Drop C, 
5» 
832 
13. Drop C, 
?5 
834 
No. of 
Cor- 
puscles 
measured, 
Diameters of Dog's Blood. 
Decimals of an English Inch. 
Maximum. Minimum. Mean. 
Ill 
•000352 
•000257 
•000296 
•007518 
107 
•000346 
•000237 
•000296 
•007518 
120 
•000363 
•000245 
•000298 
•007569 
175 
•000346 
•000255 
•000298 
•007569 
120 
•000353 
•000255 
•000301 
•007645 
120 
•000342 
•000247 
•000305 
•007747 
152 
•000355 
•000246 
•000308 
•007823 
140 
•000359 
•000258 
•000310 
•007874 
100 
•000353 
•000265 
•000310 
•007874 
111 
•000353 
•000255 
•000310 
•007874 
80 
•000361 
•000238 
•000315 
•008001 
135 
•000350 
•000276 
■000317 
•008052 
100 
•000378 
•000270 
•000340 
•008636 
Decimals 
of a 
Millimeter. 
Mean. 
M 2 
