"Nautical, on men-of-war, a pair of strong frames of oak made in the form of a gallows, fixed between the fore and main hatchways, with concave cross-beams called gallows-tops tenoned on to the uprights, to support spare topmasts, yards, booms, boats, etc." -Whitney, 1911

Gallows-Bitts

"Nautical, on men-of-war, a pair of strong frames of oak made in the form of a gallows, fixed between…

Diagram to illustrate the relationship of main and tributary glaciers. The surfaces of the two glaciers are in accord, but the valley of the main glacier is deepened much below that of the tributary glacier.

Glaciers

Diagram to illustrate the relationship of main and tributary glaciers. The surfaces of the two glaciers…

"With a long main-line and many instruments in circuit, the resistance may be so great as to render the main-battery current so feeble that it cannot operate the sounder with sufficient energy to render the signals distinctly audible. This difficulty is met by introducing a 'local battery,' and a 'relay' at each station on the line." -Avery 1895

Telegraph Relay

"With a long main-line and many instruments in circuit, the resistance may be so great as to render…