Pressure Buildup and Flow Tests in Wells by C.S.Matthews
1967. No Edition Remarks. 167 pages. No dust jacket. Blue cloth boards with gilt lettering. Clean pages 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. Gilt lettering is darkened. Visible wear marks to boards.