company #881859770

Oliver G. Traphagen

inactive architect

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Activity Rankings

#6 in Duluth 11 buildings
#2989 in United States 12 buildings
#3181 in North America 12 buildings
#4966 Worldwide 12 buildings

Object dataJoin to edit

Status	inactive
Role	architect
City	Duluth, MN
Country	United States

Source: SKYDB | As of: 2026-10-27

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Statistics

Buildings by decade

Click any bar to drill into that completion decade.

0 0% 2020s 0 0% 2010s 0 0% 2000s 0 0% 1990s 0 0% 1980s 0 0% 1970s 0 0% 1960s 0 0% 1950s 0 0% 1940s 0 0% 1930s 0 0% 1920s 0 0% 1910s 1 8.3% 1900s 11 91.7% Pre-1900

By status

Completed 8

Destroyed 4

By primary use

office 6

retail 4

residential 3

lodging 2

religion 1

By floor count

1-9 floors 11

By height

Under 50 m 3