ClipArt ETC
Narrow padded board on collapsible supports; used for ironing clothes

Ironing Board

Narrow padded board on collapsible supports; used for ironing clothes

A shallow bowl, with two sheets of paper and seeds inside.

Uncovered dish

A shallow bowl, with two sheets of paper and seeds inside.

To fasten the paper, lay a sheet on the board with the left edge an inch or so from the ending, place a T-square in position and "true up" the paper with the T-square.

Adjusting the Paper

To fasten the paper, lay a sheet on the board with the left edge an inch or so from the ending, place…

A three cornered sail set on schooners in windy conditions.

Raffle

A three cornered sail set on schooners in windy conditions.

A small quadrilateral sail, set on a small mast of a ship's taffrail.

Ringtail Sailboat

A small quadrilateral sail, set on a small mast of a ship's taffrail.

"The ordinary sheet-metal shears merely resemble very powerful scissors, and, their action being quite local, they serve well for dividing the plates or other thin sheets for which alone they are suitable." — Encyclopedia Britannica, 1893

Sheet-metal Shears

"The ordinary sheet-metal shears merely resemble very powerful scissors, and, their action being quite…

"Place a strip of shet iron in the solenoid, as shown...Hotice that most of the lines of force are gathered into the iron and issue from its ends. Notice that the lines curve outward and tend to return, forming closed loops or complete magnetic circuits. Change the iron from the inside of the solenoid to the outside, and repeat...Notice that the iron again gathers in the lines of force as if it offered an easier path for them." -Avery 1895

Solenoid with Iron Bar

"Place a strip of shet iron in the solenoid, as shown...Hotice that most of the lines of force are gathered…