Eveready 504 or NEDA 220 15V Alkaline Battery – Repairs And Spares
Hitachi Maxell Battery W10 15V Photo/Flash Rare Square Battery RED White BX0 | #3760901562
Panasonic W10 replacement battery
2pcs 10f20 15v Carbon Zinc Battery 220a B154 Dh554 Gp220 For Tube Radio Analog Voltmeter Lines Test Set Number One Everedy 411 - Battery Packs - AliExpress