A table showing the time different hides took to be completed, in the operations of preparing and tanning.

Ten ox hides, taken the 17th of August, were completely tanned by the 6th of September, in all, twenty days.

Washing the hides, 2 days.

Taking off the hair, 5 do.

Raising or swelling, 5 do.

Second washing, 2 do.

Tanning, (properly so called,) 6 do.

20 days.

Ten ox hides, taken the 19th of July, were tanned the 9th of August, making twenty-one days.

Washing, 2 days.

Taking off the hair, 10 do.

Swelling, 1 do.

Tanning, 8 do.

21 days.

One ox hide, taken the 3d of September, was tanned the 2d of October, making twenty-nine days.

Washing, 1 day.

Taking off the hair and swelling, 3 do.

Tanning, 25 do.

29 days.

Another ox hide, taken the 5th of September, was tanned the 3d of October, making twenty-eight days.

Washing, 1 day.

Taking off the hair and swelling, 2 do.

Tanning, 25 do.

28 days.

N.B. The tanning solutions made use of to these hides was less strong, and of a cooler temperature than usual, by which the time employed in the tanning operation was prolonged.

Calf Skins.

Sixteen very thick calf skins, taken the 18th of July, were tanned by the 31st of the same month.

Washing, 1 day.

Taking off the hair, 8 do.

Tanning, 4 do.

13 days.

Six calf skins, taken the 19th of July, were tanned the 2d of August, making fourteen days.

Washing, 2 days.

Taking off the hair, 9 do.

Tanning, 3 do.

14 days.

Six dried calf skins, began the 14th of August, were tanned the 28th of August.

Washing, 2 days.

Taking off the hair and swelling, 11 do.

Tanning, 1 do.

14 days.

Six calf skins, began the 20th of August, were finished the 10th of September.

Taking off the hair and washing, 20 days.

Tanning, (properly so called,) 1 do.

21 days.

Three calf skins were brought from another tan-yard, the operation of tanning had been begun upon them, they having been thirteen days in the tanpit, in which it was intended they should have remained eleven months, (which was the usual time allowed such skins in the old way of tanning;) two of these skins were tanned in twenty-four hours, the third was tanned in forty-eight hours.

Six other calf skins took thirteen days.

Washing and taking off the hair, 6 days.

Tanning, 7 do.

13 days.

Three salted Cow Hides,

Began the 14th of August, were finished the 12th of September.

Washing and taking off the hair, 20 days.

Tanning, 9 do.

29 days.

One fresh Horse Hide,

Began the 30th of August, was finished the 13th of September.

Washing, 1 day.

Taking off the hair, 6 do.

Tanning, 7 do.

14 days.

Another fresh Horse Hide,

Began the 4th of September, was finished the 19th of September.

Washing, 1 day.

Taking off the hair, 7 do.

Tanning, 7 do.

15 days.

Two dried Sheep Skins,

Began the 14th of August, were finished the 12th of September.

Washing and taking off the wool, 25 days.

Tanning, 4 do.

29 days.

Three Goat Skins,

Began the 16th of August, were finished the 10th of September.

Washing and taking off the hair, 23 days.

Tanning, 2 do.

25 days.

Five Goat Skins,