Introduction To Valves F.E.Henderson
1943. Second Edition. 124 pages. No dust jacket. Brown paper covered boards with lettering. Contains black and white illustrations. Hinges are slightly cracked with exposed netting. Clean pages and illustrations with light tanning and mild foxing throughout. More pronounced to free endpapers and pastedowns. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces and bumping to corners. Lettering is bright and clear. Moderate tanning to spine and edges. Minor wear marks to boards.