According to the Wimbledon website (refer to the link, below), the men's champion for 1920, 1921, and 1930, was W.T. (Bill) Tilden.
1920 through 1929 was the 1920s. The year 1930 was the first year of the 1930s.
The roarin' 1920's were the opposite of the 1930's. The 1920's were a peak in the economy, wheras the 1930's were the time of the Great Depression.
Hooker, late 1920's to early 1930's
the stuff
Fred Perry, 1934-1936.
Besides the library, there are several websites where a person can find the 1920 and 1930 census. Some of the names of the websites are 1930 Census, Archives, and NYPL.
John Cecil Power (December 21, 1870 - June 5, 1950) succeeded Joseph Hood as the sixth Member of Parliament for Wimbledon, serving between 1924 and 1945, including the whole of 1930.
1920-1930
1920
about during 1920~1930
lolooolo
1920-1930.