Source One Montgomery in San Francisco, designed by Willis Polk in 1908. The top ten floors were remodeled in the 1960s and in the 1980s they were completely removed.
icuc_me says [Here](https://imgur.com/a/JxqPPEV) and [here](https://imgur.com/a/Os3gAXH) are photos of what the 1960s remodel looked like (due to concerns that the original sandstone facade was in poor condition), and [here](https://www.google.com/maps/@37.7890901,-122.402006,3a,75y,315.88h,103.09t/data=!3m5!1e1!3m3!1stgiTOAz_jvVcHawqiTYjBg!2e0!6s%2F%2Fgeo3.ggpht.com%2Fcbk%3Fpanoid%3DtgiTOAz_jvVcHawqiTYjBg%26output%3Dthumbnail%26cb_client%3Dmaps_sv.tactile.gps%26thumb%3D2%26w%3D203%26h%3D100%26yaw%3D62.254986%26pitch%3D0%26thumbfov%3D100) is what the building looks like now.
icuc_me says
[Here](https://imgur.com/a/JxqPPEV) and [here](https://imgur.com/a/Os3gAXH) are photos of what the 1960s remodel looked like (due to concerns that the original sandstone facade was in poor condition), and [here](https://www.google.com/maps/@37.7890901,-122.402006,3a,75y,315.88h,103.09t/data=!3m5!1e1!3m3!1stgiTOAz_jvVcHawqiTYjBg!2e0!6s%2F%2Fgeo3.ggpht.com%2Fcbk%3Fpanoid%3DtgiTOAz_jvVcHawqiTYjBg%26output%3Dthumbnail%26cb_client%3Dmaps_sv.tactile.gps%26thumb%3D2%26w%3D203%26h%3D100%26yaw%3D62.254986%26pitch%3D0%26thumbfov%3D100) is what the building looks like now.