However, because the pebbles that protect them are not spread evenly throughout the clay body, but are found only on the outer surface, the name 'armored mud ball' was proposed in 1940 by geologist Hugh Stevens Bell, and has since been widely adopted.

Oct 1, 2022 · The best I could figure out, the slides were made by a photographer named Hugh Stevens Bell. Googling Bell, I learned that he’d been published in National Geographic.

Discover life events, stories and photos about Hugh Stevens Bell Junior (1924–2001) of Lake, Ohio, United States.

Age: 76 yrs. 10 mos. 27 dys S/O Hugh Stevens Bell, Sr. & Helen Jessie (Rose) Bell H/O Jean Alice (Brooks) Bell (10 Jul 1925-24 Apr 2014); m 14 Nov 1949, Sierra Madre, Los Angeles County, California, USA F/O a child Last Residence: Sierra Madre, Los Angeles County, California 91024, USA [SSDI] Attended Pasadena [CA]...

Is this your ancestor? Explore genealogy for Hugh Stevens Bell born 1899 St. Joseph, Buchanan, Missouri, USA died 1989 Sierra Madre, Los Angeles, California, USA including parents + more in the free family tree community.

A brief summary of the limited literature devoted to mud balls centers around nomenclature, the ideas regarding the origin of mud balls, and the factors limiting their size.

Apr 15, 2021 · Long overlooked by the academy, Bell's photographic work has now been recognized as among the canonical work of the 20th century.

Mar 13, 2025 · Slides from an undated Kodachrome box by photographer Hugh Stevens Bell

Stratified flow in reservoirs and its use in prevention of silting / [by Hugh Stevens Bell].