"Blackwall -- Form a bight at the end of a rope, put the good of a tackle through the bight so that the end of the rope may be jammed between the standing part and the back of the hook." -Britannica, 1910

Blackwall Hitch

"Blackwall -- Form a bight at the end of a rope, put the good of a tackle through the bight so that…

"Double backwall hitch -- Pass the end a twice round the hook and under standing part b at the last cross." -Britannica, 1910

Double Blackwall Hitch

"Double backwall hitch -- Pass the end a twice round the hook and under standing part b at the last…

"A Block is a pulley or a system of pulleys rotating on a pintle mounted in its frame or shell with its band and strap. There are many kinds of blocks, as a pulley block, a fiddle block, a fish block, a fly block, a heart block, a hook block, etc. A block and tackle is the block and the rope rove through it, for hoisting or obtaining a purchase."—(Charles Leonard-Stuart, 1911)

Block and Tackle

"A Block is a pulley or a system of pulleys rotating on a pintle mounted in its frame or shell with…

"Combinations of pulleys are made in great variety. In the forms most commonly used, one continuous cord passes around all the pulleys. Frequently two or more sheaves are mounted in the same block and turn on the same axis, as in the common block and tackle." — Avery, 1895

Block and tackle

"Combinations of pulleys are made in great variety. In the forms most commonly used, one continuous…

"Dioptric Floating Light. Elevation." —The Encyclopedia Britannica, 1910

Dioptric Light

"Dioptric Floating Light. Elevation." —The Encyclopedia Britannica, 1910

"Dioptric Floating Light. Horizontal Section." —The Encyclopedia Britannica, 1910

Dioptric Light

"Dioptric Floating Light. Horizontal Section." —The Encyclopedia Britannica, 1910

"aa is the mast, b tackle hook, c, c brass flanges for fixing parts of lantern together, e and g weather guards, h plate glass front of lantern, i shutter by which lamps are trimmed, k lamps, l silver reflector. Revolving catoptric apparatus was applied to floating lights in England, and M. Letourneau, in 1851, proposed to employ a number of sets of dioptric apparatus in one lantern." —The Encyclopedia Britannica, 1910

Floating Lights

"aa is the mast, b tackle hook, c, c brass flanges for fixing parts of lantern together, e and g weather…

This is a detachable harness type of horse tack that allows a horse or other equine to pull various horse-drawn vehicles such as a carriage, wagon or sleigh. Harnesses may also be used to hitch animals to other loads such as a plow or canal boat.

Horse Detaching Harness

This is a detachable harness type of horse tack that allows a horse or other equine to pull various…

A horse harness is a type of horse tack that allows a horse or other equine to pull various horse-drawn vehicles such as a carriage, wagon or sleigh. Harnesses may also be used to hitch animals to other loads such as a plow or canal boat.

Original Use Horse Harness

A horse harness is a type of horse tack that allows a horse or other equine to pull various horse-drawn…

A safety harness is a form of protective equipment designed to protect a person, animal, or object from injury or damage. The harness is an attachment between a stationary and non-stationary object and is usually fabricated from rope, cable or Webbing and locking hardware

Harness for Safety Purpose

A safety harness is a form of protective equipment designed to protect a person, animal, or object from…

"A pulley is a grooved wheel, around which a rope is passed, and is either fixed or moveable." — Goodrich, 1844

Pulley

"A pulley is a grooved wheel, around which a rope is passed, and is either fixed or moveable." —…

A system of pulleys used to lift an object.

Pulley System

A system of pulleys used to lift an object.

A system of pulleys used to lift an object.

Pulley System

A system of pulleys used to lift an object.

A system of pulleys used to lift an object.

Pulley System

A system of pulleys used to lift an object.

A system of pulleys used to lift an object.

Pulley System

A system of pulleys used to lift an object.

A system of pulleys used to lift an object.

Pulley System

A system of pulleys used to lift an object.

A system of pulleys used to lift an object.

Pulley System

A system of pulleys used to lift an object.

A system of pulleys used to lift an object.

Pulley System

A system of pulleys used to lift an object.

"Many wheels may be combined together, and in many ways, to form compound pulleys. Whenever there is but one rope running through the whole, as shown here, the relation of power and resistance is known by the number of folds, or turns, of the rope which supports the weight." — Goodrich, 1844

Compound pulley

"Many wheels may be combined together, and in many ways, to form compound pulleys. Whenever there is…

Gear used in fishing.

Fishing Tackle

Gear used in fishing.