http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Solar charts for the design of sunlight and shade for buildings in South Africa
South African Council for Scientific and Industrial Research
with architectural illustrations by D. M. Calderwood
Cab. port.: National building research institute.
"Reprint from: South African architectural record, v.36, No11".