The Armour Building is a three-story brick building in the city 's waterfront warehouse district . Its main entrance is on Battery Street ; it also has a facade on Union Street . It was designed by Henry Geilfuss & Son , a prominent San Francisco architectural firm of the period , as a meat smoking and packing facility , and was built in 1907 in an Italianate style . The site was previously occupied by a 1902 American Milling Company warehouse , also designed by Geilfuss , which was destroyed in the 1906 earthquake and fire
1906 earthquake and fire
1906 San Francisco earthquake
Armour & Co. Building