Page:St. Nicholas, vol. 40.1 (1912-1913).djvu/418

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NATURE AND SCIENCE FOR YOUNG FOLKS
[Jan.,

its appearance. It does not cook without fire, but it does retain the cooking heat. Many models are now obtainable, some in box form with several deep cooking compartments. The accompanying illustration shows one of the round forms. The cast-iron (black) plates seen, one above and another below the cooking vessels, are first heated. When very hot, one or both may be used and radiate their heat in the apparatus. In this cooker, instead of several pads and a tight-

A settler’s stone fireplace.

This shows the crane and, at the right, a “johnny-cake” being cooked by the hot fire as it is spread in a thick dough on a rough board.

A. The early Dutch oven. B. General Washington’s camp gridiron, with sliding handle for convenient packing.

A modern steam cooker on an oil-stove.
Note the circular condenser on the top at right.

A sectional view of a fireless cooker and its cylindrical cover.
Between the heated cast-iron plates, which show black in the drawing, are two cooking pans.

The latest electric cooker.
Upon this two eggs have just been poached and the pan lifted to show the heating wires. Another cooking pan is underneath.