ChicagoTransit Authority
Signed jewelry is when the designer stamps their logo on the piece. Many famous companys do this like cartier.
SAO could stand for "Sterling Silver" in the context of jewelry, indicating that the piece is made of sterling silver, which is a popular metal used in the production of jewelry.
yes
Schiller - CTA station - was created in 1900.
Schiller - CTA station - ended in 1949.
Sheridan - CTA station - was created in 1900.
Wrightwood - CTA station - ended in 1949.
Wrightwood - CTA station - was created in 1900.
Main - CTA station - was created in 1908.
Indiana - CTA station - was created in 1892.
Morse - CTA station - was created in 1908.
Cumberland - CTA station - was created in 1983.