This index has yet to be completed - it will contain items for the Bulletin in which Dennis (or his work) is
mentioned.
1913
August
1915
October
December
1916
September
October
November
December
1917
July
October
1919
April
1922
May
November
1938
June
July
1950
February
1951
August
1952
October
1953
October
1957
January
July
1958
February
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