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The top documents tagged [richard knerr]
Entertainment & Humor
Back To The 1950s
3.111 views
Education
1950s
299 views
Art & Photos
Toys and their Time
50 views
Education
Time contrasts and conditional sentences
56 views
Documents
Fads: Believe It or Not, they are a Business. Slinky (1945) When he was 26, Richard James of Philadelphia invented the Slinky. It consists of 87 feet
218 views
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Supply and Demand. Law of Supply As the price of a good or service that producers are willing and able to offer for sale during a certain period of time
220 views
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Fads: Believe It or Not, they are a Business
44 views