Illustration to show that if through any point in the bisector of an angle a line is drawn parallel…

This Roman base is a design found in the Capitalone museum of Rome, Italy. It is a design of leaves…

This Roman base is found in the Temple of Concord in Rome, Italy. It is a natural method of decoration,…

This Roman base is found in the Baptistery of Constantinople, Rome, Italy. It is a natural method of…

"Base Ball is a field game played principally in the United States. It originated in the English school-boy…

"Arteries and their Branches at the Base of the Brain." — Blaisedell, 1904

"Crankcase showing bearings. The heart of the automobile is the engine. It is built around the crankcase,…

The Antique candelabrum base is made out of bronze. It is divided into three legs that are stretched…

The Antique candelabrum base is made out of bronze. It is a design that is divided into three legs that…

The Antique candelabrum base is made out of bronze. It is a design that is divided into three legs that…

The Antique candelabrum base is made out of bronze. It is a design that is divided into three legs that…

This leg of candelabrum base is an antique design that is found in Paestum, Italy. In this design the…

The Renaissance Candelabrum base is a design that comes from a collection of drawings found in the Uffizi…

The Roman candelabrum base is encircled with leaves and lion's claws as feet.

This chandelier is made out of brass. It has an elongated design with chains holding a plate at the…

"A cone is a solid whose base is a circle and whose convex surface tapers uniformly to a point." —Hallock…

Illustration of a cone with a polygon inscribed used to show that the volume of a circular cone is equal…

Or, a cross, gules. THE CROSS ... as its name imports, was the distinguishing badge of the Crusaders,…

"A quadrant, or one fourth of a circle. The oblique lines indicate various angles with the base. The…

A freestanding structure designed to hold an artist's canvas or panel during painting. Also may be decorative…

"The electrical machine most usually employed consists of a large circular plate of glass, mounted upon…

"A form of an electrical machine. S being the glass cylinder turning on an axis, Y the conductor, F…

A diagram showing the titles for different types of architecture.

A flashcard featuring an illustration of a Pyramid with a Hexagonal Base

A flashcard featuring an illustration of a Pyramid with a Pentagonal Base

A flashcard featuring an illustration of a Pyramid with a Rectangular Base

A flashcard featuring an illustration of a Pyramid with a Square Base

A flashcard featuring an illustration of a Pyramid with a Triangular Base

"An inclined plane is a slope, or a flat surface, making an angle with a horizontal line...the force…

"An inclined plane is a slope, or flat surface, making an angle with a horizontal line...the force acts…

This miniature frame is made out of gold and oxidized silver. It is decorated with a grouping of flowers…

"Argent, a fusil, purpure. The fusil is narrower than the lozenge, the angles at the chief and base…

This lectern (reading desk) is made out of bronze in an antique style. It has a design of an eagle with…

"Argent, three mullets gules, accompanied with seven cross crosslets fitchy sable—three in chief,…

Illustration of parallelogram AEFC drawn two different ways with base b and altitude/height a used to…

Parallelogram with dimensions labeled. Parallelogram can be used to calculate area.

Parallelogram with dimensions labeled. Parallelogram can be used to calculate area.

Parallelogram with dimensions drawn to show relationship to the area of a rectangle.

Diagram used to prove the theorem: "The volume of a any parallelopiped is equal to the product of its…

Pentagon with dimensions labeled. Pentagon can be used to calculate area by calculating individual triangles…

This piano is made to serve as a table when closed. It is designed with two figures of reptiles at the…

Diagram used to prove the theorem: "The volume of a prismatoid is equal to the product of one-sixth…

"A pyramid is a solid whose base is a polygon, and whose sides are triangles uniting at a common point,…

Illustration of pentagonal pyramid used to show that the volume is equal to one third of the product…