P153

Peggy Study, Panel P153 Themes: Language Development, Object Exploration, Social Interaction Source: (Lawler); date: 12/29/1980 Title: Text commentary: These clips show ??; Why important ?? P153A Paper Clock, 10mb P153B Reading Peter Rabbit, 15mb P153C1 “Marbles,” (discrete substance), 16mb P153C2 “Marbles,” (discrete substance), 17mb P153D Colored Blocks, 28mb P153E1 Standard Objects, 19mb P153E2 Standard Objects, …

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