The distinct application of gold, silver, and bronze leaf to his sculptures made Bowie's art unique and added a wonderful "sparkle". Working out of his New York Studio in the 1960's a complete bio can be found here: William Bowie Bio
Some of his best pieces can be seen in this 60's catalog of his work, including a panoramic view of his studio.
Sculptures pictured: Flock, Starfire, Skyline, and Hivaro
Sculptures pictured: Starburst, Aztec, Convolusions, Ormolu
Sculptures pictured: School, Peacock Chimes. Wedge Tree, Reflections
Sculptures pictured: Copper Oysters, Shoto, Convolo Table, Cattails
Sculptures pictured: Sunburst. Petala, Turuko, Sona
Several of these are available on groovywares.com