The cover is the only one known with a sound, intact usage of the issue in block form.

For example, it takes millions of lines, hatched back and forth to produce a solid block form.

Rough block forms of unfinished statuary are known, and are in museums.

The bulk of the initial drawings show each major component drawn out in block form, with major dimensions marked.

The complex pylon mounts in receding block forms as it rises.

The letters were hand-printed in a block form and easily recognized.

However, it is possible to bring every skew-symmetric matrix to a block diagonal form by an orthogonal transformation.

The cheese was provided monthly, in unsliced block form, with generic product labeling and packaging.

It is usually sold in a block form, and eaten in slices.

Alum in block form (usually potassium alum) is used as a blood coagulant.