2 Westinghouse 5642 WL5642 Vacuum Tubes Valves NOS NIB Lot Of Two 1AD4 Unused I am playing them in

I am playing them in my Sound Craftsmen RC-2 monoblocks (as an "excellent" 6SN7 substitute according to Antique Electronic Supply's "Tube Substitution Guidebook") with "Hanson Conducts Ives

This lot of eight US-made mesh plate type 36 tubes tested as follows on our Paul Hart-calibrated TV7/U:

This lot of three Matsushita 8FQ7 / 8CG7 dual triodes was tested on our Paul Hart-calibrated TV7/U for shorts

The spine is in fine shape with no loose pages and APPEARS to be leather-bound

This new old stock-TESTING milspec Sylvania JAN-CHS-5933 / 5933 / 807W / FU7 output tube was tested on our Maxi-Matcher 2 for shorts

2 Westinghouse 5642 WL5642 Vacuum Tubes Valves NOS NIB Lot Of Two 1AD4 Unused I am playing them inFor sale are two new old stock, new in box Westinghouse WL5642 tubes. 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 PROTECTION COVERS ITEMS UP TO $250 IN VALUE. IF AN ITEM IS