248 



Rutherfurd Photographic Measures. 



Relative Errors of the Single Spaces. — Continued. 



Space. E^ror 

 of Space. 



Total 

 Error. 



Space. 



Error 

 of Space. 



Total 

 Error. 



Space. E^or 

 of bpace. 



Total 

 Error. 



225-226 



226-227 

 227-228 

 228-229 

 229-230 



div. 



+ 1.5 

 —0.4 

 + 1.1 



1.2 



1 O 



div. 



4-1-5 

 + I.I 

 + 2.2 

 + I.O 

 O.O 



230-231 

 231-232 

 232-233 

 233-234 

 234-235 



div. 

 + 2.1 

 2.0 



—O.6 

 +O.4 

 + O.I 



div. 

 + 2.1 

 + O.I 



— o-5 



O.I 



0.0 



235-236 

 236-237 

 237-238 

 238-239 

 239-240 



div. 



-3-8 

 +0.9 

 0.0 

 —0.8 

 +3-7 



div. 

 -3-S 



—2-9 

 —2.9 



—3-7 

 0.0 



Space. 



Error 

 of Space. 



Total 

 Error. 



Space. 



Error 

 of Space. 



Total 

 Error. 



Space. 



Error 

 of Space. 



div. 

 —0.7 



—3-0 



+i-3 

 —0.4 

 +2.9 



Total 

 Error. 



240-241 

 241-242 

 242-243 



243-244 

 244^245 



div. 



+3-3 

 — 0.2 

 +0.6 

 — 12 



—2.8 



div. 



+3-3 

 +3-i 

 +3-7 

 +2.5 

 0.0 



245-246 

 246-247 

 247-248 

 248-249 

 249-250 



div. 

 +3-1 

 + 2.5 

 —2.5 

 + 1-3 

 —4.2 



div. 



+3-i 

 +5.6 



+3-1 



+4-4 



0.0 



250-251 



251-252 

 252-253 

 253-254 

 254-255 



div. 

 —0.7 



—3-7 



—2.4 



—2.8 



O.O 



Space. 



'Error 

 of Space. 



Total 

 Error. 



Space. 



Error 

 of Space. 



Total 

 Error. 



Space. 



Error 

 of Space. 



Total 

 Error. 



255-256 

 256-257 

 257-258 

 258-259 

 259-260 



div. 

 + 2.0 



—3-3 



+0.6 

 +0.8 



— 0.2 



div. 

 + 2.0 



—i-3 



—0.7 



+0.1 



0.0 



260-261 

 261-262 

 262-263 

 263-264 

 264-265 



div. 

 —0.6 

 +2-4 



I.O 



—i-3 

 +0.6 



div. 

 —0.6 

 + 1.8 

 +0.8 



— o-5 

 0.0 



265-266 

 266-267 

 267-268 

 268-269 

 269-270 



div. 

 + 1-3 

 —1.9 

 —0.8 

 — 0.3 

 + 1.5 



div. 

 + 1-3 

 —0.6 



— 1.4 



—1-7 

 0.0 



Space. 



Error 



of Space. 



Total 

 Error. 



Space. 



Error 

 of Space. 



Total 

 Error. 



Space. 



Error 



of Space. 



Total 

 Error. 



270-271 



271-272 

 272-273 



273-274 

 274-275 



div. 



+ 1.2 



+ 1.2 



+o-3 



—2.9 

 +0.4 



div. 

 + 1.2 

 + 2.4 



+ 2.7 



— 0.2 



O.O 



275-276 

 276-277 

 277-278 

 278-279 

 279-280 



div. 



+0.7 



—3-7 

 +4-4 

 — 2.0 

 +0.4 



div. 

 + 0.7 



—3-0 



+ 1.4 



—0.6 



O.O 



280-281 

 281-282 

 282-283 

 283-284 

 284-285 



div. 



+o-3 

 —0.6 



—3-1 

 + i-3 



+ 2.2 



div. 

 +0.3 



—3-4 



— 2.1 



0.0 



Space. 



Error 

 of Space. 



Total 

 Error. 



Space. 



Error 

 of Space. 



Total 

 Error. 



Space. 



Error 

 of Space. 



Total 

 Error. 



285-286 

 286-287 

 287-288 

 288-289 

 289-290 



div. 

 + 1.9 

 — O.I 



+o! 5 

 — 2.2 



div. 

 + 1-9 

 + 1.8 

 + 1.6 

 + 2.1 

 0.0 



290-291 

 291-292 

 292-293 

 293-294 

 294-295 



div. 

 —2-3 

 —0.7 

 —1.6 

 +2.5 

 +2.3 



div. 

 —2-3 



— 3-o 



-4.6 



— 2.1 



0.0 



295-296 

 296-297 

 297-298 

 298-299 

 299-300 



div. 

 + 3-9 

 —2.8 

 + 1.6 

 — 1.0 

 —1.9 



div. 

 +3-9 

 + 1.1 

 +2.7 



+ 1.7 

 0.0 



