282 

 5. 



Rutherfurd Photographic Measures. 







Corrected Distance. 











Plate. 



Observed 

 Distance. 







Observed 

 Pos. Angle. 



Corrected 

 Pos. Angle. 











Scale. 



Arc. 











1 6 East 



92.7347 



92.7489 



25 9 8 / .9i 



22 c 



2' 28" 



292° 



12' 3" 



1 6 West 



92.7375 



92.7509 



2599.15 



22 



2 32 



292 



II 49 



17 East 



92.7423 



92.7565 



2599.08 



22 



2 33 



292 



12 5 



17 West 



92. 7400 



92.7522 



2599-05 



22 



3 20 



292 



12 33 



18 East 



92.7488 



92.7630 



2599-05 



22 



5 24 



292 



13 17 



18 West 



92.7529 



92.7655 



2599.18 



22 



5 3i 



292 



13 00 



19 East 



92.7061 



92.7202 



2599.01 ' 



22 



8 32 



292 



13 30 



19 West 



92. 7000 



92.7126 



2598.79 



22 



8 55 



292 



13 24 



20 East 



92.7247 



92.7389 



2599.07 



22 



5 56 



292 



12 40 



20 West 



92.7146 



92.7257 



2598.74 



22 



6 40 



292 



12 46 



21 East 



92.7273 



92.7415 



2598.86 



22 



5 3 



292 



12 43 



21 West 



92.7190 



92.7317 



2598.82 



22 



5 48 



292 



12 49 



22 East 



92.7340 



92.7482 



2599-23 



22 



6 18 



292 



13 11 



22 West 



92.7355 



92.7479 



2599.29 



22 



6 15 



292 



12 25 



23 East 



92.7193 



92.7335 



2598.55 



22 



5 37 



292 



12 33 



23 West 



92.7228 



92.7352 



2598.67 



22 



6 28 



292 



12 43 



24 East 



92.7201 



92.7343 



2598.88 



22 



7 3 



292 



13 36 



24 West 



92.7456 



92.7568 



2599.61 



22 



7 15 



292 



13 16 



25 East 



92.7416 



92.7558 



2598.92 



22 



4 55 



292 



13 20 



25 West 



92.9413 



92.7537 



2598.87 



22 



5 13 



292 



12 43 





Means 



2598.99 



±0.04 



/ // 

 292 12 50 



±s( 



±0.06) 



6. 







Cel^no. 















Corrected Distance. 











Plate. 



Observed 

 Distance. 







Observed 

 Pos. Angle. 



Corrected 

 Pos. Angle. 











Scale. 



Arc. 











16 East 



77.8507 



77.8639 



218/.87 



i5 c 



54' 53" 



286 c 



4/ 25'/ 



16 West 



77.8423 



77 



8535 



2181.76 



«5 



55 36 



286 



4 51 



17 East 



77.8502 



77 



8635 



2181.84 



15 



55 3° 



286 



5 1 



17 West 



77.8433 



77 



8S45 



2181.67 



15 



56 18 



286 



5 30 



18 East 



77.8490 



77 



8607 



2181.56 



15 



58 3* 



286 



6 23 



18 West 



77.8491 



77 



8598 



2181.58 



15 



58 55 



286 



6 23 



19 East 



77-8235 



77 



8367 



2l8l.8o 



16 



1 53 



286 



6 59 



19 West 



77-8137 



77 



8239 



2181.44 



16 



2 15 



286 



6 5i 



20 East 



77-83I3 



77 



8445 



2181.65 



15 



59 3 



286 



5 52 



20 West 



77.8241 



77 



83 S9 



2181.44 



IS 



59 45 



286 



5 56 



21 East 



77.8388 



77 



8521 



2181.64 



15 



58 22 



286 



6 5 



21 West 



77-8349 



77 



8461 



2I8I.66 



15 



59 8 



286 



6 12 



22 East 



77.8489 



77 



8606 



2182.04 



15 



59 33 



286 



6 28 



22 West 



77.8401 



77 



8513 



2181.83 



16 



23 



286 



6.35 



23 East 



77.8417 



77 



8549 



2181.65 



15 



59 10 



286 



6 7 



23 West 



77-84I3 



77 



8519 



2181.64 



i.S 



59 35 



286 



5 5i 



24 East 



77.8291 



77 



8408 



2181.47 



16 



10 



286 



6 52 



24 West 



77-83I4 



77 



8416 



2181.59 



16 



1 1 



286 



7 10 



25 East 



77.8602 



77 



8719 



2181.90 



i.S 



57 38 



286 



6 8 



25 West 



77.8424 



77 



8538 



2181.42 



15 



58 24 



286 



5 58 





Means 



218/.67 



it 

 ±0.03 



286 C 



> / // 

 6 5 



=b6"(±o'.o6) 



