all original and completely intact c. 1940's american industrial green porcelain enameled cold-rolled steel single electric light pendant fixtures salvaged from the non-extant cbs studios (formerly an ice skating arena) located in downtown chicago. the shallow bowl reflectors were designed and fabricated by the appleton electric co., chicago, il. the threaded end galvanized steel pipe and flange are included with each fixture. the socket housing contains a detachable, spring-loaded porcelain socket with medium screw base. largely quantity available. priced individually. in 1956, cbs consolidated its chicago operations into a renovated arena on north mcclurg court, where the television station remained until september 21, 2008, when wbbm-tv moved to its new facilities in the "block 37" studio. this move coincided with the debut of channel 2's newscasts in high definition, making them the fourth chicago television station to do so (early in 2006, the wbbm radio stations moved into new studios within two prudential plaza). in 1956, an episode of what's my line? originated from the wbbm studios, one day prior to the start of the 1956 democratic national convention. between the late 1940s and early 1970s, columbia records housed an office and recording studio in the building. in 1960, wbbm's mcclurg court studios were the site of the first televised presidential debate between john f. kennedy and richard nixon. wbbm-tv also served as home to syndicated programs donahue from 1982-85 and siskel & ebert from 1986 to the late 1990s. measures 16 x 23 inches.