I stumpled across the following website when searching for Siebenburgen Saxon towns.This site helps in finding the various names for each town as well as providing info on their distance from current towns to help with locating them on a map.This is website URL and the info for Birthalm.
Location: Country: Romania Southeast of Medias, southwest of Sighisoara Postal-Code: 3145
Population: 1510: ca. 5000! 1532: 345 heads of households 1786: 1543 1910: 2251 1940: 1400 Lutherans 1966: 2144 1992: 180 Germans 31.12.1995: The Lutheran community had 101 members
Genealogical Records: Village name in FHL records: Birthalm Church records available at FHL: B: 1649-1944; M: 1648-1943; D: 1653-1944, and more FHL Microfilm Nr.: 1417909-1417918 FHL Census Microfilm: Leipzig archives: B: 1649-1944; M: 1648-1943; D: 1653-1944, with gaps
Miscellaneous: Documented: 1283 Kirchenburg/church fortress HOG (publishes Birthälmer Briefe ) Ortsgenealoge Ortsgeschichte Photo - after the book review / folgt der Buchsprechung Home of the well-known organ building family, Mätz
Heimatbücher: Der königliche freie Markt. Birthälm in Siebenbürgen. [E: The royal free market town......in Transylvania]. (Johann Michael Salzer). Wien, Carl Graeser, 1881. 750 S. [G]