Sources
IPDB and Flipcommons Catalog contributed to this record.
Sources agree (5 fields)
- technology_generation
- electromechanical IPDB, Flipcommons Catalog
- month
- 5 IPDB, Flipcommons Catalog
- year
- 1936 IPDB, Flipcommons Catalog
- player_count
- 1 IPDB, Flipcommons Catalog
- ipdb_id
- 4283 IPDB, Flipcommons Catalog
Single source (5 fields)
- ipdb.corporate_entity_name
- IPDB Scientific Machine Corporation used
- corporate_entity
- Flipcommons Catalog scientific-machine-corporation used
- title
- Flipcommons Catalog leap-frog used
- name
- Flipcommons Catalog Leap Frog used
- slug
- Flipcommons Catalog leap-frog used