As a writer he principally worked on historical subjects, in short stories.

In the first years of his career he worked principally as a sculptor.

Resources will be directed toward military and veteran organizations that work principally with these groups through volunteers.

He works principally on issues related to American law and national security.

The inhabitants at this time worked principally as fishermen.

He had heard of me slave mines, worked principally by Dwarves.

He worked principally on large-scale public compositions for religious buildings.

He continued to create music throughout the first half of that decade, working principally with tape manipulation effects.

He worked principally with the graver, though there are a few etchings by him.

He worked principally in felt-tip pen on A4 paper.