3 public-domain matches

Water Hammer Characteristics

Cover of Performance Analysis of a Liquid/Gel Rocket Engine During Operation

Performance Analysis of a Liquid/Gel Rocket Engine During Operation

Minchao Huang, Jian Li, Yuqiang Cheng, Jia Dai

Cover of History of the World's Fair

History of the World's Fair

Benjamin Cummings Truman

A Friend in Need

A Friend in Need

Unknown author