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"Successive stages in the development of the spores." — The Encyclopedia Britannica, 1910

Bacillus Megaterium

"Successive stages in the development of the spores." — The Encyclopedia Britannica, 1910

Diagram illustrating the development of the block mountain topography of the Basin Ranges.

Development of a Block Mountain

Diagram illustrating the development of the block mountain topography of the Basin Ranges.

Pattern that can be used to make a cone. Development of a cone.

Development of a Cone

Pattern that can be used to make a cone. Development of a cone.

Plan and elevation of a cone.

Plan and Elevation of a Cone

Plan and elevation of a cone.

Isometric of a cube with 30°.

Isometric of a Cube

Isometric of a cube with 30°.

A development, or rolled out, cone where the point A is the meeting point for the sides. The development is drawn by drawing the arc by using a compass.

Development of Cone

A development, or rolled out, cone where the point A is the meeting point for the sides. The development…

A rolled out, or development, of the cylinder. The development is created by drawing the top curve with the dashed line where the folds are.

Development of Cylinder

A rolled out, or development, of the cylinder. The development is created by drawing the top curve with…

The development, or unfolded prism, of the rectangular pyramid. The sides of the prism is joined at point E for reference, and the shape of the sides are by using the reference point.

Development of Rectangle Pyramid

The development, or unfolded prism, of the rectangular pyramid. The sides of the prism is joined at…

A development, or rolled out, triangle pyramid. The image is created by making an arc at the bottom of each triangles to guide the straight lines. The triangle ABC is the base of the pyramid. When folded, the pyramid will form from the image.

Development of Triangle Pyramid

A development, or rolled out, triangle pyramid. The image is created by making an arc at the bottom…

A development, or rolled out image, of two cylinders intersecting each other. The large rectangular diagram is the main cylindrical body with a circle inside it for the other cylinder. The smaller development is the intersected cylinder. This is commonly used to illustrate pipes.

Development of Two Intersecting Cylinder

A development, or rolled out image, of two cylinders intersecting each other. The large rectangular…

"Dog's-tooth violet (Erythronium americanum). Stages of development from the seed. 1-5 show the stage of development in each of five successive years. Full explanation in the text. 6, Bulb showing a surface bud (the sprout has been destroyed)." -Gager, 1916

Dog's-Tooth Violet Stages

"Dog's-tooth violet (Erythronium americanum). Stages of development from the seed. 1-5 show the stage…

The plan of development of the foot.

Foot Development

The plan of development of the foot.

Early developments of racial types, a tomb paint from an Egyptian tomb.

Racial Types From Egyptian Paintings

Early developments of racial types, a tomb paint from an Egyptian tomb.

A plan of the development of the bones of the hand.

Hand Development

A plan of the development of the bones of the hand.

An early figure of the Egyptian hippopotamus goddess.

Egyptian Hippopotamus Goddess

An early figure of the Egyptian hippopotamus goddess.

Pattern that can be used to make a hollow rectangular prism. Development of hollow rectangular prism.

Development of Hollow Rectangular Prism

Pattern that can be used to make a hollow rectangular prism. Development of hollow rectangular prism.

"Outline of the Kangaroo about twelve hours after birth, showing its natural size and external development in this period." — Chambers, 1881

Infant Kangaroo

"Outline of the Kangaroo about twelve hours after birth, showing its natural size and external development…

Development of an isometric of a cube.

Development of an Isometric of a Cube

Development of an isometric of a cube.

"Development of young jellyfish. The top one is ready to break away." —Davison, 1906

Jellyfish

"Development of young jellyfish. The top one is ready to break away." —Davison, 1906

"Development of notochord : msl, mesoblastic skeletogenous layer ; pdc, paired dorsal cartilage; pvc, paired ventral cartilage; ns, neautral spine; na, neutral arch; tp, transverse process; articular process; c, centrum."—Finley, 1917

Development of the notochord

"Development of notochord : msl, mesoblastic skeletogenous layer ; pdc, paired dorsal cartilage; pvc,…

Diagram showing the development of a peneplane from anticlinal ridges and the reappearance of the uniclinal topography after elevation and renewed erosion. This is the type of structure found in the Appalachians.

Development of a Peneplane

Diagram showing the development of a peneplane from anticlinal ridges and the reappearance of the uniclinal…

The illustration showing the projection of the triangles from the triangle pyramid as shown on top. This projection helps create the development of the pyramid by connecting each projection together.

Triangle Pyramid Side Projections

The illustration showing the projection of the triangles from the triangle pyramid as shown on top.…

Proportions of a health child's body and head size at 2 and 5.5 years of age.

Proportions of a Healthy Child's Body at 2 and 5 Years of Age

Proportions of a health child's body and head size at 2 and 5.5 years of age.

Proportions of a health child's body and head size at birth and at one year of age.

Proportions of a Healthy Child's Body at Birth and Birth and One Year

Proportions of a health child's body and head size at birth and at one year of age.

Illustration showing the cone being treated as a many-sided pyramid.

Relation Of Pyramid To Cone

Illustration showing the cone being treated as a many-sided pyramid.

Diagrams showing the development of river systems in anticlinal folds with anticlinal valleys as the end product. As a result of this erosion the streams flowing in the synclinal valleys are diverted by capture and the main streams become anticlinal.

Development of River Systems

Diagrams showing the development of river systems in anticlinal folds with anticlinal valleys as the…

Perhaps the earliest people to form real cities in the western region of the world, were a people of mysterious origin called Sumerians. This drawing is a very early Sumerian stone carving showing Sumerian warriors in phalanx.

Stone Carvings of Sumerian Warriors

Perhaps the earliest people to form real cities in the western region of the world, were a people of…

Development of a triangular pyramid.

Development of a Triangular Pyramid

Development of a triangular pyramid.

Plan and elevation of a triangular pyramid.

Plan and Elevation of a Triangular Pyramid

Plan and elevation of a triangular pyramid.

Projections and development of a truncated cylinder.

Projections and Development of a Truncated Cylinder

Projections and development of a truncated cylinder.

Diagram illustrating several stages in the development of the Wasatch Mountains from the original fault block through rugged mountain topography to subdued mature topography, and final obliteration and formation of a peneplane.

Wasatch Mountains

Diagram illustrating several stages in the development of the Wasatch Mountains from the original fault…