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Cold Weather Brick Laying The bricklayers are on hand to dress up the foundation. Bob notes the "anti-freeze" that has been added to the concrete to compensate for the cold weather installation and discusses ...
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| Bob interviews Don Burton from Indiana University as he tours a 1955 state-of-the-art greenhouse. He then tours a modern state-of-the-art greenhouse under construction at the University.
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| The architect visits for an update and Bob and Ryley begin installing the Paralam rafters. Ryley discusses the construction and preparation of the high-pressure man-made rafters.
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