Morse, Marconi and You by Irwin Math 1979 HC Telegraph Radio Build Guide

"Morse, Marconi and You: Understanding and Building Telegraph, Telephone and Radio Sets" by Irwin Math. Published by Macmillan, 1979, hardcover, 96 pages, illustrated. A step-by-step guide for building working telegraph, telephone, and radio sets using basic materials — tin cans, wood, bell wire, and simple hardware-store parts. Condition: Ex-library copy (Toledo-Lucas County Public Library), withdrawn stamp, library card pocket, and barcode present. Dust jacket is protected in a plastic library cover. Please see photos for full condition — text pages clean. A fun, hands-on vintage title for young makers, ham radio enthusiasts, or collectors of early electronics/communications books. Ships securely via Media Mail.