Image Item No. Description  9634  Pneumatic Teacher's Guide Catalog: Books: Curriculum Activity Book: Educational & Dacta: Technic  9604b3  Set 9604 Activity Booklet 3 - Pneumatic Lift and Dump Box Catalog: Books: Curriculum Activity Book: Educational & Dacta: Technic  9604b4  Set 9604 Activity Booklet 4 - Pneumatically Operated Doors Catalog: Books: Curriculum Activity Book: Educational & Dacta: Technic