If the photograph is clicked, it grows.

HP 16472A 52mH Reference Inductor
JPY60,000 1 stock
lcr357

Inductance 52mH // 8pF No2
Q 200 (35KHz)
Resonance Frequency 35KHz (400pF) 100KHz (50pF)
Rs 57.2ohms R(DC) 47.9ohms