R. Maresch & Son’s unreserved sale 592 is scheduled for 28–29 October 2026, with 895 lots and live internet bidding. The first session covers lots 1–585 and the second lots 586–895.

Canadian highlights include lot 392, a five-cent St. Lawrence Seaway inverted-centre stamp identified as. Lot 511 is a complete sheet of 40 Newfoundland five-pence violet-brown stamps, with portions of the STACEY watermark visible on seven stamps. The description notes a horizontal fold between the first and second rows and describes the stamps as never hinged.