DESIRABLE APPARATUS

1 lb. glass tubing in 3 ft. lengths 3/16 in. to 1/4 in. outside diameter.
6 Florence flasks, 4 oz. to 8 oz.$ .50
1 Funnel, 3 in. diameter.10
1 Beaker, 8 oz..10
1 Evaporating dish.10
3 ft. pure gum rubber tubing 1/8 in. inside.25
1/2 sq. foot thin sheet rubber.20
1 doz. test-tubes 6 in. by 5/8 in..20
1/2 doz. test-tubes 6 in. by 7/8 in..10
Capillary glass tubing, 3 sizes.10
2 rubber stoppers No. 2, one hole
1 " " " 4, " "
1 " " " 7, two holes.30
2 watch glasses.10
Ball and ring1.00
2 Dry cells.60
2 Bar magnets.50
1 Chemical thermometer 212 deg. F. to 0 deg. F..40
1 Spirit-lamp.20
1 Retort, 4 oz. stoppered.15
Wax candles.10
Retort stand of iron, two rings.85
1 Thistle tube.10
Common corks, assorted.10
Filter paper 5 in. diameter.05
Test-tube holder.10
Test-tube rack.10
Test-tube cleaner.10
1 piece glass tubing 30 in. long, 1/4 in. inside, for barometer.20
1 clamp for closing rubber tube.10
Covered copper wire.10
Small compass.50
Glass model of common pump1.00
Globe for weighing air2.50
Small piece of platinum foil, 1/2 in. by 2 in..25
Glass prism 60.50
Tuning fork 4-1/2 in..50
Electric bell.50
Motor (Ajax)1.50
Balance10.00
Air-pump15.00
Iron wire gauze.05
Sheet metals, iron, copper, zinc, lead, aluminum.25
2 lamp chimneys, straight ones preferred, at 10c.20
Iron ball, 2 in. in diameter.20
2 dairy thermometers at 15c.30

CHEMICALS

Sulphuric acid, 1 lb..10
Hydrochloric acid, 8 oz..10
Nitric acid, 4 oz..10
Washing soda.05
Sugar.05
Salt.05
Blue vitriol.10
Alum.05
Saltpetre.05
Sulphur.05
Potass. permanganate.05
Lime.05
Plaster-paris.05
Potass. bichromate.10
Methylated spirits, 1 pt..10
Alcohol, 95%.10
Iodine crystals.10
Mercury, 1 lb.1.00
Pot. chlorate.15
Manganese dioxide.10
Phosphorus.10
Sweet oil, 2 oz..10
Benzine, 2 oz..10

The following tools will be found very valuable: saw, square, plane, brace and bit, knife, hammer, glass cutter, files—round, flat, and triangular.

Where the circumstances will not allow of the purchase of the preceding list, the following apparatus is recommended as sufficient for the performance of a large number of the experiments:

1/2 lb. glass tubing in 3 ft. lengths, 3/16 in. and 1/4 in. outside$ .20
2 Florence flasks, 4 oz..15
1 Funnel.10
2 ft. pure gum rubber tubing, 1/8 in. inside.15
1/2 doz. test-tubes assorted, 5/8 to 7/8 diameter, 6 in. long.20
2 rubber stoppers, No. 2, one hole.10
1 rubber stopper, No. 4, one hole.10
Expansion of heat apparatus (made at blacksmith's).10
Common corks, assorted.10
1 chemical thermometer 0 deg. F. to 212 deg. F..40
1 spirit-lamp, 4 oz..10
1 thistle tube.10
Covered wire, copper.10

CHEMICALS

Iodine crystals.10
Sulphuric acid, 1 lb..10
Methylated spirits 1 pt..20
Alcohol, 95%.10
Mercury, 1/2 lb..50
Pot. chlorate.15
Manganese dioxide.10