By the 1930s, a series of favorable biographies enhanced his prestige.

By the 1930s, statisticians and models built on statistical reasoning had helped to resolve these differences and to produce the neo-Darwinian modern evolutionary synthesis.

By the 1930s boats built of all steel from frames to plating were seen replacing wooden boats in many industrial uses, even the fishing fleets.

By 1921 he was the majority owner, maintaining that status into the 1930s.

By the late 1930s, Thomas was embraced as the " poetic herald " for a group of English poets, the New Apocalyptics.

By the 1930s, Ben Duncan and others popularized streamlined trap kits leading to a basic four piece drum set standard: bass, snare, tom-tom, and floor tom.

By the 1930s, the five-line cinquain verse form became widely known in the poetry of the Scottish poet William Soutar.

Despite the revivalists ' various political views and different opinions regarding the nature of authentic folk music, they all shared an understanding of Americanism that grounded the nation's identity in cultural pluralism and political democracy " By the end of the 1930s they along with the musicians and others had turned American folk music into a social movement.

By the 1930s, Italian fascism had created a review board for popular culture.

By the 1930s it was in wide use.

By the late 1930s and the 1940s, Italian Fascism completely denounced capitalism as an obsolete and oppressive system, Mussolini in 1940 at the entry of Italy into World War II, said:

By the 1930s, several faith healers drew large crowds and established worldwide followings.

By the early 1930s Gardner's activities had moved from those exclusively of a civil servant, and he began to think of himself more as a folklorist, archaeologist and anthropologist.

By the 1930s the place would evolve to become her greatest legacy, the Whitney Museum of American Art, on the site of today's New York Studio School of Drawing, Painting and Sculpture.

By the 1930s, Genosha Bay later became a United States extraterritorial prison which hold prisoners of the worse cases from around the world and was notorious for practicing inhumane punishments on its prisoners ranging from sleep deprivations and water torture.

By the end of the 1930s, the PNH was the only organized functioning political party in the nation.

By the late 1930s it had become dangerous to be publicly associated with religion.

As for the contradiction between German rearmament and his message of peace, Ribbentrop argued to whoever would listen that the German people had been “ humiliated ” by the Versailles treaty, that Germany wanted peace above all, and German violations of Versailles were part of an effort to restore Germany's " self-respect " By the 1930s, much of British opinion had been convinced that the treaty was monstrously unfair and unjust to Germany, so as a result, many in Britain like Thomas Jones were very open to Ribbentrop ’ s message that if only Versailles could be done away with, then European peace would be secured.

By the later 1930s government began to intrude on ordinary Africans through marketing controls, stricter educational supervision, and land changes.

By the 1930s, approximately 30, 000 white settlers lived in the area and gained a political voice because of their contribution to the market economy.

By 1870 Liberia had sunk into financial crisis, which dragged on into the 1930s.

By the late 1930s the Luftwaffe had no clear purpose.

By the 1930s it was clear that if the Soviet cinema was to compete with its Western counterparts, it would have to give audiences what they wanted: the glamour and fantasy they got from Hollywood.

By the 1930s, many revisions of the rules developed that were substantially different from Babcock's classical version ( including some that were considered fundamentals in other variants, such as the notion of a standard hand ).

By 1951 he was playing on the street with backing from Roosevelt Jackson ( on washtub bass ) and Jody Williams ( whom he had taught to play the guitar ).

By age 16 he had bought his first guitar ( a Harmony acoustic archtop with a sunburst finish ) and begun making contacts in the music business, becoming friends with folk singer Erik Darling, a latter-day member of the Weavers.

By 1932 an electrically amplified guitar was commercially available.

By the 16th century the vihuela's construction had more in common with the modern guitar, with its curved one-piece ribs, than with the viols, and more like a larger version of the contemporary four-course guitars.

By using techniques such as bending and vibrato, the guitarist can make the guitar express a near vocal quality.

By the late twenties, the idea for electrified string instruments had been around for some time, and experimental banjo, violin and guitar pickups had been developed.

By gradually changing from “ oooh ” to “ aaah ” and back again, a spectral glide is created, emulating the ‘ sweeping filter ’ effect that is the basis of the ‘ wah-wah ’ guitar effect.

In 2003 ZZ Top released a final RCA album, Mescalero, an album thick with harsh Gibbons guitar and featuring a hidden track – a cover version of " As Time Goes By ".

By the time he was a teenager he could play several instruments, including piano, drums and guitar.

By this time he was emerging as one of the San Diego area's most talented and sought-after young guitar players.

By the time they signed with MCA Records, the lineup of John Paul Camp ( saxophone / vocals ), Sean Dolan ( guitar ), Jimmy Flame ( trumpet / vocals ), Chaz Linde ( keyboard / vocal ), Dave Lund ( bass / vocals ), Billy Spunke ( vocals / megaphone ), and Bob Trondson ( drums ) stuck together as a total of 22 musicians passed through the band since their formation.

By the time Johnson released his 1990 Capitol Records debut album, Ah Via Musicom, he was regularly winning awards for his musicianship in the guitar press.

By way of compensation, Shiels gave him a bass guitar he had bought from former musician Robert Ballagh for £ 49 in 1967 while with the Uptown Band, he taught Lynott to play bass, and after a stint with ' Orphanage ' Lynott went on to international fame as founder, bassist and vocalist for Thin Lizzy.

By the age of eleven Sylvester had mastered the guitar, bass, and drums as well.

By fusing the simple, clean, guitar-focused musicianship of surf with these heavier, tougher, more vocal-centric styles, Allan, in his own manner, helped pave the way for the “ guitar hero ” idiom of rock music that dominated the 1970s and 1980s.

By 15, Black had learned to play guitar.

By now the band was officially a duo of Kerr and Burchill ( with the latter taking on keyboards in the studio, as well as guitar ).

By the late 1960s, however, the pop scene was dominated by generic guitar bands that imitated Western acts.

By the release of the Hysteria album, the band had developed a distinctive sound featuring electronic drums and effects-laden guitar sounds overlaid with a multi-layered wall of husky, harmonised vocals.

By 1985, The Saints were Bailey, Richard Burgman on guitar ( ex-The Sunnyboys ) and Arturo ' Archie ' Larizza on bass guitar ( The Innocents ), while Louise Elliot on saxophone and Jeffrey Wegener on drums ( both ex-Laughing Clowns ) completed the line-up.

By 2005, the group had re-located to Amsterdam, Netherlands, with Bailey were the line-up of Marty Willson-Piper on guitar, Caspar Wijnberg on bass guitar and Pete Wilkinson on drums.