Weight per Bushel (even Winchester) of different Grains, Seeds, &c.

Weight per Barrel (Legal or by Usage) of different Articles.

A Gallon of Train Oil weighs

A 66

"Molasses, standard, (75 per cent.,) 113

A Puncheon of Prunes,

300"

7 lbs.

66

1120

66

A

66

66

6.965 lbs. 7.732 66

A

66

66

A

66

Sperm Oil,

"Whale "

Weight of Coals, &c., broken to the medium size, per Measure of

Capacity.

The average weight of Bituminous Coals, broken as above, is about 62 per cent. that of a bulk of equal dimensions in the solid mass, or

of the specific gravity of the article; that of Anthracite is about 57

The STRENGTH of cords depends somewhat upon the fineness of the strands; - damp cordage is stronger than dry, and untarred stronger than tarred; but the latter is impervious to water and less elastic.

SILK Cords have three times the strength of those of flax of equal circumference, and MANILLA has about half that of hemp.