Miller, Tim. Pulleys in my makerspace / Tim Miller & Rebecca Sjonger - New York Crabtree Publishing Company 2017 - 32 pages : col. ill. ; 28 x 23 cm. ISBN: 9780778733720 Subjects--Topical Terms: Makerspaces.Pulleys.Simple machines. Dewey Class. No.: Ref. 621.8 M6471p 2017