As you enter, to the left is the cornerstone collection of Crabshaw Corners and Oasis Ballroom artwork from Roger Shepherd, Jim Carrico, and Jim Ford. Rock enthusiasts may marvel over the nearly complete collection of psychedelia from the Sound Factory. And any native Sacramentan over a certain age will wax nostalgic at the wall of Tower calendar posters on display. Dennis Newhall, founder and curator of the Sacramento Rock and Radio Museum, has assembled and showcased a myriad of rock and radio memorabilia dating back to 1957. Newhall started listening to rock and roll when he was six years old and Hounddog was at the top of the charts. Every inch of his West Sacramento bedroom was cov