Trip Dates Trip 1: May 31-June 7 Trip 2: June 7 – June 14 Trip 3: June 14 – June 21.
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Trip Dates Trip 1: May 30-June 6 Trip 2: June 6 – June 13 Trip 3: June 13 – June 20 Advanced Yellowstone: June 6-13.
Gothic Cathedrals Pg 18 Pg 23 Pg 38 The abacus was one of the earliest calculating devices, a 'step-up' from the more primitive counting board. This.
Gothic Cathedrals Pg 18
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