Image Item No. Description  60592  Window 1 x 2 x 2 Flat Front Catalog: Parts: Window  7026a  Window 1 x 2 x 2 with Extended Lip and Hole in Top and Solid Studs, no Glass Catalog: Parts: Window  7026b  Window 1 x 2 x 2 with Extended Lip and Hole in Top, no Glass Catalog: Parts: Window  31a  Window 1 x 3 x 2 with Extended Lip and Solid Studs, no Glass Catalog: Parts: Window