Lot of 3 Rare POWER TUBE BOOKLETS BY Burle Electron Tubes

Lot of 3 POWER TUBE BOOKLETS BY Burle Electron Tubes All books in the lot appear to be in very good condition - please review pictures for condition 8988 POWER TUBE, Linear Beam Power Tube 3-hole Booklet Printed 3/89. 7 Pages.  Booklet in very good condition.    8916 POWER TUBE, VHF Linear Power Amplifier Tube 3-hole Booklet Printed 6/89.  11 Pages.  Booklet in very good condition. POWER TUBES 3-Hole Booklet.  51 Pages.  Printed 5/93. Booklet in very good condition.   We typically ship within one business day!  International buyers are responsible for any customs/duty fees. Most of the parts we sell are vintage New Old Stock parts. We use high quality shipping supplies and biodegradable peanuts to make sure your parts arrive safely. NOS (New Old Stock) parts are Genuine Factory Original parts. NORS (New Old Replacement Stock) parts are original vintage aftermarket parts. NOS and NORS does not necessarily mean the parts are perfect. Manufacturing technology w