"Over the past 239 years, the face of San Francisco has been a work in progress. To help illustrate these changes, we combed through the San Francisco Public Library's History Center archive and combined images of the Polk area of yesteryear with modern day shots. Enjoy!" Read more about historical Polk Street at Hoodline.com. . .
"Throughout San Francisco, 14 neighborhoods have formed community benefit districts (CBDs), in which local property owners and businesspeople join forces to address a neighborhood's safety, appearance and cleanliness. Now, the Middle Polk neighbors in Russian Hill have started the process to form one as well, citing excess refuse on the streets and empty storefronts as the impetus. "Once established, CBDs are registered as a 501(c)(3) non-profit, run by