Statistics for E. Leroy Ryer (1880-1972) and Elmer E. Hotaling (1887-1950), optometric leaders and authors, and partners in optometry practice.

Total Visits Since Deposit - 444

File Downloads - 488

Total Visits Per Month

February 2019 March 2019 April 2019 May 2019 June 2019 July 2019
1 5 1 0 1 1

August 2019 September 2019 October 2019 November 2019 December 2019 January 2020
1 0 4 6 1 2

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