Along the lines of the Beaver Letter, we're excited to present the Jim Letter from the opening credits of "The Office." You might think it would have something to do with the Dunder Mifflin paper company's Scranton branch, but actually it's a Los Angeles Department of City Planning (zoning) document showing revisions to the L.A. Municipal Code. Specifically, Section 12.22.C.20(f).

June 1942. Electrical transformer at the TVA Chickamauga Dam near Chattanooga. View full size. 4x5 Kodachrome transparency by Alfred Palmer.

Oklahoma City. March 14, 1917. Jack Ryan, 6 years old and Jesse Ryan, 10 years old. Onem Smith, 12 years old and lives at 1506 S. Robinson St. Onem said: "I never have been in school in my life but I got a pretty good education - sellin' papers." View full size. Photograph by Lewis Wickes Hine.

June 1940. Cajun boys fishing in the bayou near Schriever, Louisiana, not far from the Terrebonne Parish School. View full size. 35mm Kodachrome transparency by Marion Post Wolcott, Farm Security Administration.

Generator hall of the Chickamauga Dam powerhouse near Chattanooga, Tenn. June 1942. View full size. 4x5 Kodachrome transparency by Alfred Palmer.

Street scene in Washington, D.C., winter of 1941-42. View full size. Alternate version here. 4x5 Kodachrome transparency by Louise Rosskam, probably taken near the N and Union intersection of her other shots. Clues are the Chung Wah laundry at 1264, the J. Marucci barbershop and the A. Peterman clothing store.

October 1942. P-51 "Mustang" fighter planes being prepared for test flight near the North American Aviation plant in Inglewood, California. View full size. 4x5 Kodachrome transparency by Alfred Palmer for the Office of War Information.