St. Louis, Mo. Geo. D. Barnard Stationery Co., [circa 1911].
Unbound. Single sheet. 9.25" x 6", folded in thirds to make pp. Color illustration on front cover of a young woman holding a phone, attached to the "gate-type" bracket. Black and white illustrations of phones and brackets. Very short, closed tear and lightly creased, else near fine. Marketed to the business man as "the most practical and efficient mechanical means for securing the greatest service possible from his telephone."