All tested with Heathkit TC-2 Tube Checker, all values in %
Pictures upon request
I will pay PayPal fees.  Free shipping to CONUS

Electro-harmonix 6922 66/77, 70/73 Pair $20

Telefunken E88CC (6922) 76/76, 77/76, pair Matching serial numbers U2108604f $350 (Paid $418) - SOLD

RCA 5963 (12AU7, ECC82 equivalent) 86/85 $30

MATSUSHITA / NATIONAL PCC88 / 7DJ8, all tested between 83-85%, bought from Upscale, $280 for the set of 6.