244 



Rutherfurd Photographic Measures. 





Relative Errors of 



THE 5-SpACES. 







Space. 



Error 

 of Space. 



Total 

 Error. 



Space. 



Error 

 of Space. 



Total 

 Error. 



Space. 



Error 

 of Space. 



Total 

 Error. 



o- 5 



5-10 



10-15 



15-20 



20-25 



div. 

 —2.6 



+ i-4 



—4.0 



+ 14.2 



—9-5 



div. 

 —2.6 

 — 1.2 



—5-2 



+9.0 



0.0 



25-30 

 30-35 

 35-40 

 40-45 

 45-50 



div. 



—4.2 



4-1.3 

 —3-9 

 + 2.3 

 +4.5 



div. 

 —4.2 

 —2.9 

 —6.8 



—4-5 

 0.0 



50-55 



55-60 

 60-65 

 65-70 

 70-75 



div. 



—3-2 



+8.7 



+0.4 



— I.I 



-4.8 



div. 

 —3-2 



4-5-8 



+ 5-9 



+4-8 



0.0 



Space. 



Error 

 of Space. 



Total 

 Error. 



Space. 



Error 

 of Space. 



Total 

 Error. 



Space. 



Error 

 of Space. 



Total 

 Error. 



75-80 

 80-85 

 85-90 



90-95 

 95-IOO 



div. 

 — 2. 1 



—03 



+ 2.9 

 + 2.0 



—2-5 



div. 

 — 2.1 

 —2.4 



+0.5 



+2-5 



O.O 



IOO-105 

 I05-IIO 

 UO-115 

 1 1 5-1 20 

 120-125 



div. 

 —1.8 

 +0.4 



+ 1-3 

 -4.6 



+4-7 



div. 

 —1.8 

 —1.4 

 — 0.1 



—4-7 

 0.0 



125-130 



130-135 

 I35-I40 

 140-145 

 I45-I50 



div. 

 —3-2 

 — 3-o 

 4-0.7 

 +5.8 

 —0.6 



div. 

 —3-2 

 —6.2 



—5-5 



+0.6 



0.0 



Space. 



Error 

 of Space. 



Total 

 Error. 



Space. 



Error 

 of Space. 



Total 

 Error. 



Space. 



Error 

 of Space. 



Total 

 Error. 



150-155 



155-160 

 160-165 

 165-170 

 170-175 



div. 

 +4.0 

 —1.4 



+0.8 



—1-3 

 — 2.1 



div. 

 +4-0 

 + 2.6 



+ 3-4 



+ 2.1 



O.O 



175-180 

 180-185 

 185-190 

 190-195 

 195-200 



div. 



—i-5 



+0.5 



+ 1.8 

 + 1.5 



div. 



— 1-5 

 — 1.0 



—3-3 



—i-5 



0.0 



200-205 

 205-210 

 210-215 

 215-220 

 220-225 



div. 

 -5.6 

 -3-6 

 —3-4 

 +9-5 

 +3-1 



div. 

 - 5 .6 

 —9.2 

 + 2.6 



4-3.1 



0.0 



Space. E" or 

 of Space. 



Total 

 Error. 



Space. 



Error 

 of Space. 



Total 

 Error. 



Space. 



Error 

 of Space. 



Total 

 Error. 



225-230 

 230-235 

 235-240 

 240-245 

 245-250 



div. 

 + 2-9 

 +4-1 

 —0.7 



+ i-7 

 —8.0 



div. 

 + 2.9 



+ 7.0 



+ 6-3 



+ 8.0 



O.O 



250-255 

 255-260 

 260-265 

 265-270 

 270-275 



div. 

 —0.3 

 +2.1 



—0.3 

 + 0.2 



div. 



—0.3 



+ 1.8 



+ i.5 



-fi-7 



0.0 



275-280 

 280-285 

 285-290 

 290-295 

 295-300 



div. 



4-2-5 

 —4.4 



—3-4 



4-i-5 

 4-3-8 



div. 



4-2-5 

 —1.9 



—5-3 



-3-8 



0.0 









Space. E^ror 

 of Space. 



Total 

 Error. 















300-305 

 305-310 

 3IO-3I5 

 315-320 

 320-325 



div. 

 + 1-9 

 4-3-3 

 — 1.2 

 —1.9 

 — 2.1 



div. 

 + 1.9 

 4-5.2 

 +4.0 

 + 2.1 

 0.0 









