Robert Maass

Depicts in words and photographs the coming of autumn.

Simple text and photographs introduce winter and its various activities.

Describes what it means to be a firefighter, including life at the firehouse, practice drills, service to the community, and fire emergencies.

Text and photographs depict the typical activities of summer.

Describes the different kinds of tugboats and the work they do, various parts of a tugboat, from its wheelhouse to its engine room, and the jobs of the crew members.

Describes the care that mothers and babies receive in the hospital and tells children what to expect if they go to visit their new brother or sister.