Nice Heavy well made Yale Entrance door knob set with matching back plates and mortise. The set has a great naturally aged brass patina, original black paint on the mortise with some surface rust. The mortise does function with the knobs, Spring and mechanism operate properly. I have not taken the set apart and we do not have any keys.Please look over the pictures and ask questions when needed. Mortise Brass Face Plate- 1 1/8" wide x 8 3/8" tall. Mortise overall 3 7/8 deep. Handles knobs are 2 3/8 Dia. Plates 2 1/2' x 7 7/8' interior side 3" x 10" exterior side. The item "Antique Brass Entry Door Knob Set Back Plates Mortise Lock Vtg Yale Old 460-19J" is in sale since Tuesday, December 31, 2019. This item is in the category "Antiques\Architectural & Garden\Hardware\Door Knobs & Handles". The seller is "nysalvage" and is located in Oneonta, New York. This item can be shipped to United States, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica, Belize, Saint kitts and nevis, Gibraltar, Luxembourg, Peru, Viet nam, Uruguay, Russian federation, Aruba, Dominica, Grenada, Turks and caicos islands, Bangladesh, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Liechtenstein, Monaco, Macao, Martinique, Nicaragua, Pakistan, Paraguay, Canada, South africa, Colombia, Antigua and barbuda, Saint lucia, Barbados, Bermuda, Cayman islands, Sri lanka, Maldives, Oman, Reunion, Montserrat.