To set moon dial, apply slight pressure with your fingers to the front of the moon dial. If you have a Grandfather Clock with moon phase, follow these instructions. A one-half rotation of the disk occurs every 29.5 days which is one lunar cycle. Grandfather clock moon dials consist of a round disk displaying two pictures of the moon. There are two moons on the dial and it makes no difference which one is under the 15. If it were a full moon today, the image of the moon on the dial would be centered below the 15 on the dial. The Full Moon always occurs on the 15th day of the Lunar Calendar. A lunar month has consistently twenty-nine and a half days in every month and these are usually lettered in Arabic (English) numerals. The numbers on the dial are of the Lunar Calendar and NOT the calendar date. The moon dial is designed to show the shape of the moon as it appears in the sky, the number alongside it being the lunar date. ![]() Refer to Herschede-Jauch reference for movement drawings.Setting Your Moon Dial On Grandfather Clocks Privacy Statement: By purchasing a Certificate of Authenticity you are giving Griffen's Clock Parts and Supplies and the Herschede Hall Clock Company permissions to record your clock information in order to facilitate completeness of the Herschede Movement Serial Number Records. Due to the hands-on nature of these Certificates the availability is a minimum of one week plus shipping time. The Certificates of Authenticity are 8" x 10" for framing and on archival luxury cream colored cardstock with a gold Herschede embossed emblem. The Certificates of Authenticity are accompanied by a cover letter that will provide any additional information available from Herschede research, the cover letter is addressed to the buyer, so please provide to whom you want the letter greeting addressed and the address. The Herschede Certificate of Authenticity is an official document stating the facts from Herschede Movement Records however, it is not a clock appraisal nor do we offer appraisals. Please provide the required information for your Certificate of Authenticity: Movement Serial Number, Clock Case Pattern/Model, Case Serial Numbers, Pendulum Type, and any additional information such as unique signage on the dial, gift plaques on the case, any additional signage and where the signage data is located, etc. If the movement serial number records do not have your serial number or no data is recorded there will be no charge. The picture provided is an example of a Certificate of Authenticity for a Herschede Pattern 83 Gothic mahagony clock with a large lyre pendulum. The Certificate of Authenticity would document the Herschede recorded manufacturing date for the movement serial number, dial type, case pattern (if appropriate), if the clock had a 3-vial mercury pendulum, when the movement/clock was shipped from the factory, and to whom it was shipped. electric clock movement between 1927 to 1932, refer to HER-CERT-REVERE or if you have a General Electric clock made by the Revere Clock Co. If you have a Herschede-Colonial Movement within these years, please order your Certificate of Authenticity with HER-CERT-COLONIAL part number. The Herschede Hall Clock Company also shipped Herschede made movements to the Colonial Clock Manufacturing Co. The type of Herschede mechanical clocks covered in the records were tubular bell, junior grandfather, petite, and mantel clocks.Īlso recorded were the Herschede electric tubular and mantel clocks from 1927 to 1932. The available serial number end date is dependent on the clock model as some model recording ended prior to 1925. The official Herschede Movement Serial Number Records are limited and cover from 1911 when Herschede began making their own movements to approximately 1925 when they stopped recording movement data. Offered is an official Herschede Movement Certificate of Authenticity from the Herschede Hall Clock Company to assist in your clock provenance. ![]() ![]() Product Description HERSCHEDE MOVEMENT CERTIFICATE OF AUTHENTICITYĮstablishing clock provenance can be an especially interesting and rewarding endeavor.
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