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James A. Van Allen journal, December 1954-October 1955

Page 50

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698 feet above mean sea level is engraved on benchmark on Old Capitol Steps My barometer ~ 708 ft. My correction to sea level = 29.92 - 29.163 = 0.757 Therefore 29.025 0.757  ̄ ̄ ̄ ̄ 29.782 Corrected to Sea Level Almost perfect agreement with Cedar Rapids Weather Bureau ! (For 698 feet, add 0.74 inches to reduce to sea level) Approximately 950 feet = 1 inch at this altitude  ̄ ̄ ̄ ̄ ̄ ̄ ̄
 
Van Allen Papers