Growth: A Study of Johnny and Jimmy

Duration: 44

Creator: International Film Bureau

Format: 16mm

Color: B&W

Sound: sound

Description: Shows comparative behavior during the first two years in the lives of twins who were the subjects of special investigation, and during the following six years. Illustrates the complex interdependence of practice and maturation in development., Growth study of twins.; 19:46:35:28 Baby held in harness in water. Slowly begins kicking in the water but apparently struggling.; 19:47:33:17 Baby released into water by two hand without harness. Baby begins to lightly kick arms and legs with two-thirds of its head submerged in the water. Baby swims to the other side of the pool.; 19:48:32:13 Cute and happy baby floating in water on its back as two arms help keep him from sinking.; 19:48:43:16 Baby swimming 12 to 15 feet in the water more fluently than in earlier shots.; 19:48:55:25 VS baby jumping off edge of pool into woman’s arms (twice), then into the water the third time.; 19:50:25:19 VS baby crawling up an inclined plane following an object being dragged in front of him.; 19:51:58:12 Baby at 57 weeks or one year and five weeks crawling up a steep slide.; 19:52:52:25 Baby at 94 weeks or one year and 42 weeks climbing a slide at a 70 degree angle.; 19:54:32:11 Baby climbing slide.; 19:54:55:12 Baby struggling to climb up the slide.; 19:55:44:09 Older boy with rope or armbands around his biceps and ankle bracelet around his left ankle climbs in the nude steep slide.; 19:56:11:03 Another older boy climbs steep slide nude.

Complete Record: Shows comparative behavior during the first two years in the lives of twins who were the subjects of special investigation, and during the following six years. Illustrates the complex interdependence of practice and maturation in development., , Growth study of twins.; 19:46:35:28 Baby held in harness in water. Slowly begins kicking in the water but apparently struggling.; 19:47:33:17 Baby released into water by two hand without harness. Baby begins to lightly kick arms and legs with two-thirds of its head submerged in the water. Baby swims to the other side of the pool.; 19:48:32:13 Cute and happy baby floating in water on its back as two arms help keep him from sinking.; 19:48:43:16 Baby swimming 12 to 15 feet in the water more fluently than in earlier shots.; 19:48:55:25 VS baby jumping off edge of pool into woman’s arms (twice), then into the water the third time.; 19:50:25:19 VS baby crawling up an inclined plane following an object being dragged in front of him.; 19:51:58:12 Baby at 57 weeks or one year and five weeks crawling up a steep slide.; 19:52:52:25 Baby at 94 weeks or one year and 42 weeks climbing a slide at a 70 degree angle.; 19:54:32:11 Baby climbing slide.; 19:54:55:12 Baby struggling to climb up the slide.; 19:55:44:09 Older boy with rope or armbands around his biceps and ankle bracelet around his left ankle climbs in the nude steep slide.; 19:56:11:03 Another older boy climbs steep slide nude.NOTE: Two (or more) records have been merged together to create this data.