Signet Ink Quart Master in Cobalt Blue Glass. ca. Early 1900s. Label in Tan, black and red – Top left portion of label is missing along with 2 small areas either side of Blue-Black lettering. No ink in bottle, a screw on cap is missing. Signet Inks were a division of LePages and the Russia Cement Co. No chips or nicks to the bottle. (1 avail)