| 1920 Savings Book National Permanent Building Assoc. |
| 1920 LORENZEN Toy Building Design Block Patent |
| 1920 HORNBY Element Use Building Toys Patent 37432 |
| 1920 ALFRED Method Building Concrete Ships Art |
| 1920 WARREN WARD Block Toy Building Patent Print |
| 1920 WILLIAM C CONE Method Building Concrete Ships |
| 1920 GILBERT Toy Building Construction Patent |
| 1920 OLYMPIA : Building Exhibition Brookes Ltd., stand |
| 1920 Negative of some sort of house or building #7 |
| 1920 CHAMPAIGN, ILL. POST OFFICE BUILDING |
| 1920's New Memorial Building, Coffeyville, KS |
| c.1920? Short Course Building Rutgers New Brunswick NJ |
| Japan,Tokyo,c 1920/30s,St Scene w.Usen & Kaijo Building |
| 1920 BRICK MASONRY BOOK Bricklaying TOOLS Wall BUILDING |
| 1920 RURAL HIGHWAYS Road Building /antique engineering |
| 1920 CONCRETE CONSTRUCTION WORK Book BUILDING DESIGN |
| CIRCA 1920'S POSTCARD-METROPOLITAN LIFE BUILDING-NYC |
| 1920's Chartres Cathedral France Lead Souvenir Building |
| 1920 CONCRETE CONSTRUCTION WORK Book BUILDING DESIGN |
| 1920 BRICK MASONRY BOOK Bricklaying TOOLS Wall BUILDING |
| LOT OF 4 VINTAGE 1920-30S COLOR BUILDING POSTCARDS-#53 |
| LOT OF 7 VINTAGE 1920-50 COLOR BUILDING POSTCARDS-#212 |