Macbeth, Noel, <br/><br/>
About pendulums :  pendulum play : a scientific pastime needing no knowledge of science / 
 About pendulums :  and things we thereby detect : pendulum play : a scientific pastime needing no knowledge of science 
Noel Macbeth. 
 - 35 pages ;  22 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pendulum--Juvenile literature.
<br/><br/><label>Subjects--Index Terms: </label>pendulum how-to Michael Houghton, London Macbeth Noel supernatural paraphysics Other