----------------+------------+-----------+-----------+--------------- Observer. | Gardner | Sabin | Pickard | { Rogers } | | | | { North } ----------------+------------+-----------+-----------+-------------- Wt. of Oil for | 0.4011 | 0.8733 | 0.8812 | 2.7318 Test, grams | | | | -----------+----+------------+-----------+-----------+------------- | 1 | 6.9 | 0.87 | 3.60 | .051 | 2 | 8.5 | 3.85 | 5.10 | .051 | 3 | 8.9 | 5.14 | 5.00 | .051 | 4 | 8.9 | 6.07 | 6.78 | .041 | 5 | 8.7 | 6.40 | 6.97 | .081 | 6 | 8.0 | -- | -- | .169 | 7 | -- | 6.84 | 7.38 | -- | 8 | 8.0 | 7.22 | -- | .19 | 9 | -- | 7.36 | 7.42 | -- Percentage | 10 | 8.0 | 7.57 | -- | .752 Increase | 11 | -- | -- | 7.44 | -- in Weight, | 12 | 8.0 | 7.75 | -- | 1.184 in Days. | 13 | -- | -- | 8.01 | -- | 14 | 8.4 | -- | -- | 1.641 | 15 | -- | 7.98 | 8.03 | -- | 16 | 8.4 | -- | -- | 2.00 | 17 | -- | 7.83 | -- | -- | 18 | 8.3 | -- | 7.99 | -- | 19 | -- | 7.80 | -- | -- -----------+----+------------+-----------+-----------+-------------- Remarks. |Dried to | | |Remained |glossy, firm| | |sticky to 10 |film, | | |days, and even |slightly | | |at end of 38 |crinkled in | | |days was |2 days. Oil | | |slightly |made very | | |tacky. |thick film | | | |on account | | | |of heavy | | | |body. | | | ----------------+------------+-----------+-----------+-------------- (_b_) LITHOGRAPHIC LINSEED OIL 20 PER CENT. RAW LINSEED OIL 80 PER CENT.