There you go steve. JohnD for the win with an example of early cone style loose ball pedals. You're not a dumb a$$, just an honest mistake. I suspected you had cartridges because those are the only ones I have ever seen but I know anything is possible and John proved that there is an earlier version without cartridge.
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1 Super Record bike, 1 Nuovo Record bike, 1 Pista, 1 Road, 1 Cyclocross/Allrounder, 1 MTB, 1 Touring, 1 Fixed gear