| Number | Name | Date | Kind |
|---|---|---|---|
| D233899 | Burkart | Dec 1974 | |
| 1935040 | Antonsen | Nov 1933 | |
| 2532571 | Reeves | Dec 1950 | |
| 4538803 | Goldfarb | Sep 1985 |
| Entry |
|---|
| Gym Dandy Home Playground Equipment, No. 399, "Spin-A-Whirl". |
| Jamison, Inc. cat. 1966; No. 518-422, "Whoopee Whirl". |
| The Recreation Line (advertising brochure, inside recreation management 3/1972) Tot Merry Go Round. |
| Miracle Playground Equipment cat. Sampler #500; A Model #300 "Miracle Junior Whirl", B Model 301 Miracle Mustang Whirl. |
| Sears Wish Book 1985; p. 550, A upper left corner; B p. 547; Item 1 Toy Merry-Go-Round. |
| Jamison 1966 cat.; #118-412. |