P118
Peggy Study, Panel P118 Themes: Language Development, Object Exploration, Social Interaction Source: (Lawler); date: 4/27/1980 Title: Text commentary: These clips begin with Peggy rehearsing her early form of knock-knock jokes. P118A1 Bag of Blocks, 20mb P118A2 Bag of Blocks, 20mb P118B1 Toy People & Blocks, 17mb P118B2 Toy People & Blocks, 17mb P118C Letter Desk, …