SUBSSTANCES.

Cubic Foot.

Cubic Inches

METALS.

Lbs.

Lbs.

Brass.

copper 67. zinc 83.

488.75

.2829

"

" gun metal...

543.75

.3147

" sheets................

513.6

.297

" wire.............

524.46

.3033

Copper, cast.............

547.25

.3179

" plates.............

.3167

Iron, cast.............

450.437

.2607

" gun metal..............

466.5

.27

" heavy forging

479.5

.2775

" plates.............

481.5

.2787

" wrought bars.

486.75

.2816

Lead cast..............

709.5

.4106

" rolled............

711.75

.4119

Mercury, 60o..............

848.7487

.491174

Steel, plates..............

487.75

.2823

" soft..............

489.562

.2833

Tin..........................

455.687

.2637

Zinc, cast

428.812

.2482

" rolled.............

440.437

.2601

WOODS.

Cub. Ft. in a ton.

Ash............................

52.812

42.414

Bay............................

51.375

43.601

Cork.................................

15.

149.333

Cedar..............

35.062

63.886

Chestnut..............

38.125

58.754

Hickory, pignut.....

49.5

45.252

" shell-bark

43 125

51.942

Lignumvitae............

83.312

26.886

Logwood.............................

57.062

39.255

Mahog. Hondur's

35.

64.

66.437

33.714

Oak, Canadian...............

51.5

4.101

" English...........

58.25

38.455

" live, seasoned

66.75

33.558

" white, dry......

58.75

41.674

" " upland

42.937

52.169

Pine, pitch...............

41.25

54.303

" red..................

36.875

60.745

'• white.............

34.625

64.693

" well seasoned

29.562

75.773

SUBSTANCES.

Cubic foot

Cubic Feet in a Ton.

WOODS.

Lbs.

Pine, yellow..............

33.812

66.248

Spruce..............

31.25

71.68

Walnut. bl'k, dry..

31.25

71.68

Willow...................

36.562

61.265

dry............

30.375

70.744

MISCELLANEOUS.

Air.........................

.075291

-

Basalt. mean.........

175.

12.8

Brick, fire...............

137.526

16.28

" mean...........

102.

21.961

Coal, anthracite

89.75

21.958

102.5

21.854

" bttum. mean

80.

28.

" Cannel.................

94.875

23.609

" Cumberland

84.687

26.451

" Welsh.mean

81.25

27 569

Coke..............

62.5

35.84

Cotton, bale, mean

14.5

154.48

" " pressed

20.

114.

25.

89.6

Earth, clay.....................

120.625

18.569

" com'n Roll..

187.125

16.335

" " gravel

109.312

20.49

" dry, sand...

120.

18.667

" loose................

93.75

23.893

" moist. sand

128.125

17.482

" mould...............

128.125

17.489

" mud...............

101.875

21.987

" with gravel

126.25

17.742

Granite, Quincy...

165.75

13.514

" Susqueh'na

169.

13.254

Hay, bale...............

9.525

23 517

" pressed.............

25.

89.6

India rubber.............

56.437

59.60

" vulcanized

__

---

Limestone..............

197.25

11.355

Marble mean

167.875

13.343

Mortar, dry, mean

97.98

22.862

Water, fresh................

62 5

35.84

" salt..................

64.125

34.931

Steam.....................

0.36747

-