Image Item No. Description  39ac01  Window 1 x 1 x 1 with Extended Lip and Solid Stud, with Fixed Glass Catalog: Parts: Window  39bc01  Window 1 x 1 x 1 with Extended Lip, with Trans-Clear Glass Catalog: Parts: Window  29ac01  Window 1 x 1 x 2 with Extended Lip and Solid Stud, with Fixed Glass Catalog: Parts: Window  27b  Window 1 x 2 x 1 with Extended Lip Catalog: Parts: Window  27ac01  Window 1 x 2 x 1 with Extended Lip and Solid Studs, with Fixed Glass Catalog: Parts: Window  27bc01 (Inv)  Window 1 x 2 x 1 with Extended Lip with Trans-Clear Glass Catalog: Parts: Window  7026ac01  Window 1 x 2 x 2 with Extended Lip and Solid Studs, with Fixed Glass Catalog: Parts: Window