P140

Peggy Study, Panel P140 Themes: Language Development, Object Exploration, Social Interactions Source: (Lawler); date: 9/28/1980 Title: Text commentary: some lost frames suggest recording head problems at tape start; stopped later. P140A Materials Choice, 7mb P140B1 Colored Blocks, 24mb P140B2 Colored Blocks, 25mb P140C1 Standard Objects, 15mb P140C2 Standard Objects, 15mb P140D Reading Book Words, 17mb …

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