Make Your Own Working Paper Clock

Make Your Own Working Paper Clock by James Smith Rudolph. Published by Harper & Row, New York, NY, 1986. 1st Edition 11th Printing. Paperback. Size 4to (up to 12'' tall). Condition: Nr Fine. 40 Pgs. ISBN 0060910666. Preface by Isaac Asimov. Cut this book into 160 pieces, glue them together, and have a paper clock operated by weights that keeps perfect time and can be rewound and regulated. Description text copyright 2009 www.BooksForComfort.net. Item ID 19720.