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A knife with a blade that folds into the handle; suitable for carrying in the pocket

Pocket Knife

A knife with a blade that folds into the handle; suitable for carrying in the pocket

A pocket protector is a sheath designed to hold writing instruments and other small implements, such as slide rules, while preventing them from damaging the wearer's shirt pocket. The pocket protector is designed to fit neatly inside the breast pocket of a man's shirt, and may accommodate pens, pencils, screwdrivers, small slide rules, and various other small items. A flap overlapping the pocket exterior helps to secure the pocket protector in place.

Pocket Protector

A pocket protector is a sheath designed to hold writing instruments and other small implements, such…

Part of a hydraulic engine. "A device for separating sand and other heavy particles from running water. F. cast-iron body; B. cover; A. finely perforated diaphragm; D. induction-port for water; E, valve. (Water enters through D, and the sand is collected in C.) G. plug for clearing out sand." —Whitney, 1889

Sand Trap

Part of a hydraulic engine. "A device for separating sand and other heavy particles from running water.…

A pouch to hold the household silverware.

Silverware Pocket

A pouch to hold the household silverware.

An illustration of a pocket watch.

Pocket Watch

An illustration of a pocket watch.

A watch that is carried in a small watch pocket

Pocket Watch

A watch that is carried in a small watch pocket