In German the supralinear e may be used as a variation of the diaeresis
above a, o, and u. Though it is old fashioned, indeed, it is still
understandable, and might be used for invitation cards and the like. I don’t know a modern
font with it,
http://www.myfonts.com/fonts/urw/breitkopf-fraktur-d/regular/charmap.html
-- Curtis Clark http://www.csupomona.edu/~jcclark/ Mockingbird Font Works http://www.mockfont.com/
