Pneumatic appliances.
Pocketknives..

Pockets, wall..

Poles, telegraph and electric-light...

Porcelain:

Chemical...

Magnesia, unglazed.

Scientific..

Porch shades.

Portland cement..

Porto Rico sugar.

Potash.....

Chlorate of..

Nitrate....
Prussiate of.
Salts..

Potassium chlorate..

Potassium cyanide..

Potassium iodide..

Potassium perchlorate....
Potassium permanganate.

Potato flour..
Potato starch.

Potatoes...

Pottery.

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335-347, 3488, 3507

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19

98

30, 40, 43, 217
19, 4373
346

4017

209, 2183, 2189
2152, 4013
527