This index contains all photographs and lists of the senior, junior, sophomore, freshman, and 8th grade classes, and any organization that has a photograph with names of individuals involved within each yearbook.  This index was compiled by GLHD Volunteer, Don Hardwick.
The files were compiled in Microsoft Excel.

1912, 1913, 1914, 1916, 1917, 1918, 1919, 1920, 1921, 1922, 1923, 1924, 1925, 1926, 1927, 1928, 1929

1930, 1931, 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941, 1942, 1943, 1944-46, 1947-49

There is no book for 1915.