What has the author Perley Orman Ray written?

Answer 1

Perley Orman Ray has written:

'The repeal of the Missouri compromise' -- subject(s): Politics and government, Missouri compromise, Kansas-Nebraska bill, United States

'An introduction to political parties and practical politics' -- subject(s): Politics and Government, Political parties

Answer 2

Perley Orman Ray has written "The World of Physics" which is a textbook that covers fundamental principles of physics in a clear and accessible manner.