for sale is a group of seven embossed and detail bronze/Brass 1900 era door knobs. They are all completely uncleaned and as found.  They all came from One estate. They are all the same design . They are Embossed OCB. This stands for the Old Colony Building in Chicago ILL.  There are 3 sets and one extra.  There are 3 door knobs that are pinned,  and 4 door knobs that screw  tighten to the steel door knob stems. ( see pictures 7, 8 & 12) The 12th  picture shows the door knob with a pin but does not have the door knob stem. The door knobs are just  about 2 1/4'' diameter.   Please see all pictures for condition. Ask questions before you bid.   Any information will be appreciated.  Buyer pays shipping with delivery confirmation usps ground advantage. thanks for looking