If the photograph is clicked, it grows.

HP 16473A 25mH Reference Inductor
JPY60,000 1 stock
lcr358

Inductance 25mH // 8pF No3
Q 162 (50KHz)
Resonance 50KHz (400pF) 140KHz (50pF)
Rs 48.5ohms R(DC) 39.3ohms