1937 Ad Congoleum-Nairn Adhesive Sealex Linoleum Floors - Original Print Ad Product Type: Original Print Ad; Color Grade: Near Mint / Very Fine Dimensions: Approximately 10 x 13 inches; 25 x 33 cm Authentication: Serial-Numbered Certificate of Authenticity w/ Full Provenance Packaged in custom sleeve w/ archival black board (great for display, gift-giving, and preservation)