VINTAGE SIMPLEX TIME RECORDER Co. 13" ELECTRIC SCHOOL TYPE CLOCK $70.00 Stock Status eBay Vintage Simplex 507-041 School Industrial Curved Face Round Wall Clock 13" USA $32.99 Stock Status eBay Vintage Simplex Industrial School Clock Curved Face USA 13". Tested. Works $74.99 Stock Status eBay Vintage Simplex 507-042 School Industrial Curved Glass Face Round Wall…