A variety of large limestone panels salvaged from a building facade, all are 4" thick:
41 x 32"
32 x 25" (two)
24 x 24"
Also some limestone coping and caps, 3" thick:
19 x 19" column caps (two)
11" wide porch wall copings, various lengths, one was 8' long but broke in two, about 19 feet total.
Misc. rectangular limestone (& sandstone) blocks, about 4 x 5" wide, var. lengths up to a foot or so. + odds and chunks.
Asking 25 for the biggest piece. On down. Concrete is free.