1900 Census and Newspaper reports. Alfred Magnuson was a Swedish stonemason. He fell at the Capitol on June 25, 1900 and died on the 29th at St. Joseph's Hospital. Magnuson was 23 years old and had only been in the country for 4 years. He was the nephew of head stonemason, Nels I. Nelson. Fellow Capitol workers John L. Olson and Ole Moe were also living at this address in 1900.