A Captain America #212 35c "test price" variant error cover
(CGC 6.0) sold for $4,520
after 3 offer of its buying price on Quality Comix this past November. This is a record sale for any "test price" variant that is in the same grade.
To add to the reason why it got such an offer is that it is one
of only two
known and this is the second highest graded copy.