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01:16:50 OLLI Special Events Friday 10/8/2021 - Ritchie… OLLI Special Events Friday 10/8/2021 - Ritchie Boys	OLLI Special Events Friday 10/8/2021 - Ritchie Boys "The Ritchie Boys" Frank Mecklenburg, Ph.D.,Director of Research and Chief Archivist Leo Baeck Institute olli osher ritchie boys From OLLI Distance Viewing 0 likes 25 plays 0
05:10 Indicator Rainbow.mov Indicator Rainbow.mov	Indicator Rainbow.mov UD Capture Recording chem misc sc-chem000 phenolphthalein ammonia bit indicators indicator base color water cabbage girls boys beaker colors solution vinegar room couple beakers anthocyanin minutes From Dana Chatellier 0 likes 1 plays 0