All Hallows' Day safari

What's at the crowded antique mall today?

A Smith-Corona Cougar Deluxe for $32.95:

A dirty Underwood no. 5 reduced to $125:

A clean Underwood no. 6 (?) reduced to $349:

A Royal KMM for $39:

And another Royal KMM for $29.99:

And yet another KMM for $29:

And yet another ... wait, what??

Reader, I bought it.