Celebrities of Ancient Egypt

Ten notable ancient Egyptian rulers, including Ramses III, Seti I, Gemahlin Amenophis III, Ptolemaeus…

Using French Curve

A French Curve is used by connecting sufficient points to sketch a curve. The sketch should be line…

Ellipse Curve French Curves

An ellipse French curve, or irregular curve, is used to draw short elliptical radius curves by using…

Logarithmic Spiral Curve French Curves

A Logarithmic Spiral French curve, or irregular curve, is used to draw short elliptical radius curves…

Polar Curve French Curves

A Polar Spiral French curve, or irregular curve, is used to draw engineering diagrams and steam curves,…

Adjustable limit gage is used to measure the diameter of an object by adjusting screws on both sides…

Depth Micrometer Gage

A micrometer depth gage used to measure irregular holes in narrow boring. The gage measures the holes…

Planer Height Gage

An illustration of a planer height gage for fine, or precise, work. The gage measures the object's height…

Positioning Pen with the Straight Edge

To draw a straight line, the pen must be perpendicular with the straight edge ruler, as shown in A.…

Architect's Scale Ruler

An Architect's Scale ruler for drawing machinery and structures.

Engineer's Scale Ruler

An Engineer's Scale ruler for plotting and map drawing.

Metric Ruler

An illustration of a metric ruler.

Child Holding Rulers

Illustration of a child measuring with rulers that can be used to write mathematics story problems involving…

Children Holding Rulers

Illustration of two children holding rulers that can be used to write mathematics story problems involving…

Children Holding Rulers

Illustration of children holding rulers that can be used to write mathematics story problems involving…

Shaper Clamp Micrometer Scale

A shaper micrometer scale by clamping onto the material to measure the thickness reading the rotation…

Shaper Spindle Micrometer Scale

A shaper micrometer scale measuring crossâ€”feed spindle to measure the diameter by reading the raised…

An adjustable T-square to create straight lines at different angles with a ruler attached to the head.

An adjustable T-square to create straight lines at different angles.

English T-square

An English T-square for drawing straight lines. The narrowing of the bottom blade makes the T-square…