Terri Calder built this fleet of Caterpillar 630 and 631scraper models. On the front row are 631A models (all detailed Roco pieces); second row are 630A models along with a 631A sheepsfoot roller (all detailed Roco pieces). The back row has two Overland Caterpillar D8 dozers and a First Gear International TD25 all pulling detailed Roco scraper pans.
