Measurements of folded paper and certain articles:

A sheet                                     A sheet of
folded into    The book is          paper makes

1 leaves        a folio,                         4 pp. (pages)

4 "            a quarto or 4to,                 8 "

8 "            an octavo or 8vo,            16 "

12 "            a duodecimo or 12mo, 24 "

16 "            a 16mo,                          32 "

18 "            an 18mo,                         36 "

The weight of a bushel of certain articles is as follows :

Barley.......48 lb.

Beans,......60 "

Buckwheat, . . . 42 "

Bran.......20 "

Corn.......56 "

Corn meal.....50 "

Corn in ear, . . . 68 "

Clover seed, . . . 60 "

Flax seed, . . . . 56 "

Hemp seed, ... 44 lb.

Oats,......32 "

Onions......60 "

Peas,......60 "

Potatoes, . . . . 60 "

Rye.......56 "

Salt.......56 "

Timothy seed, . 45 " Wheat,.....60 "