For sale is reprint of Weston Model 981 Type 3 Tubechecker Manual. Manual is 10 Pages long, dated September 1955. Manual includes Part list and Circuit Diagram.  Manual consists of 5 sections: Description, Operating Instructions, Theory Of Operation, Maintenance, Illustrations.  Also Included are 6 pages of tube data supplements. Real Paper Manual. Quality Printed and Comb Bound. Printed from available copy or scanned from original at 600dpi, restored in Photoshop, Laser printed on premium acid free paper, they will serve for years. Most manuals Include foldout of Circuit Diagram. Cover page printed on Cover Stock.