Old vinyl records are more popular and valuable than ever. You might not have considered just how much the most valuable 45 RPM records are worth, but the price tags may shock you.

The record includes only two songs -- "Coors Brewery" and "The Ballad of Joe Coors". They were performed by Kathy Kahn, vocalist and guitarist, with Danny McMahan on guitar.

An analog audio recording pressed in vinyl. The 45 RPM record holds one song per side, while 33 1/3 RPM "Long Play" records hold an entire album (see LP). With the sound literally "carved" in a ...