4 US-Made 14A7 Vacuum Tubes Valves NOS NIB Lot Of Four ECC83 Art Sound This perfectly-matched pair of new

This perfectly-matched pair of new old stock

These four Philco clear bottle type / number 41 tubes tested as follows on our Paul Hart-calibrated TV7/U:

IF A TUBE FAILS AFTER YOU GET IT

This hardback book is in very good condition

new in box Sylvania 38HE7 tube tested to spec on our Paul Hart-calibrated Hickok TV7/U

4 US-Made 14A7 Vacuum Tubes Valves NOS NIB Lot Of Four ECC83 Art Sound This perfectly-matched pair of newThese new old stock, new in box 14A7 tubes tested tested to spec on our Paul Hart calibrated TV7 U. Two are GE and two are Sylvania. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. 1. MOST FORMS OF SHIPPING EXCEPT MEDIA MAIL ARE AUTOMATICALLY INSURED UP TO $100. ETSY PURCHASE