I don't generally submit possible resources, but this one is sort of abstract and not likely to be found. Somebody else may want to make use of it. It seems like it is interesting.
My Grandma Clara Hinderer Baur is the daughter of Paul Hinderer. In her personal memories Grandma wrote that Paul dad was a school teacher..
This archive book mentions a Paul Hinderer and that his Dad is a teacher. The year of the book is the year before Paul emigrated to America.
The links to the book are:
PDF format -
https://ia800201.us.archive.org/1/items/bub_gb_u8U_AAAAYAAJ/bub_gb_u8U_AAAAYAAJ.pdf
TXT format -
https://archive.org/stream/bub_gb_u8U_AAAAYAAJ/bub_gb_u8U_AAAAYAAJ_djvu.txt
The book is in German, but Google translated the section where Paul is mentioned this way.
XL VIII. Official Announcements.
Announcement in the Protestant seminary in Schönthal admitted pupils.
Of the 114 students who attended this year's bankruptcy examination for admission to the Protestant seminary in Schönthal 30 have been accepted as seminarians. the: Karl Dieter, son of the school teacher in Kottenburg; Karl husband, Son of the rector in Ravensburg; Otto El wert, son of the pastor in Tros- to sing; Gottfried Gok, son of the pastor in Dürnau; Karl Guotb, son the cameraman in Tübingen; Gotthold Piles 1er, son of f school teacher in Maitis; Ernst He heaps up, son of the Schultheiften in Bisgingen; Immanuel Herrmann, son of the institute teacher in Stuttgart; Friedrich Herwig, son of the pastor in Magstadt; Theodor Hiller, son of the parish rers in Altensteig village; Paul Hinderer, son of the senior teacher in Böb- lingen; Ernst Kälber, son of the gold goods manufacturer in Eftlingen; Eduard Knapp, son of the chief helper in Kirchheim; Gustav Krähmer, son of Kaufmanns in Geislingen; Heinrich Lutz, son of the professor in Hall; Albert Müller, son of the f manufacturer in Stuttgart; Eugen Müller, Son of the merchant in Stuttgart; Heinrich Mürdol, son of the pastor in Meimsheim; Ernst Planck, son of the pastor in Fluorn; Christian Kau, Son of the Wagner in Stamraheim, O.A. Calw; Gottlieh Ru pp, son of f Packers in Stuttgart; Otto Schanzenbach, son of the professor in Stuttgart; Reinhold Schmid, son of the parish priest in Sindelfingen; Richard Sigmundt, son of the Oheramtsarzt in Spaichingen; Georg S Hoher, son the War Council in Stuttgart; Wilhelm Stotz, son of the baker in Rosen- field; Otto Volz, son of the pastor in Steinenbronn; Eugen Widmann Son of the school teacher in Benningen, O.A. Ludwigsburg; Otto Wilhelm Son of the f bookbinder in Stuttgart; Karl Wolff, son of the estate manager ters in Filseck.
These pupils have Tuesday 21 October ds. Js. in the Protestant seminary in Schönthal and enter the Ephorus of the Anstalt, which announces the books to be brought in the Staats-Anzeiger will do the pledges with the in the government bill of o. November 1826 no. 489 prescribed attestation. In doing so, they become the same as the obligation to reimburse costs to the notice of 23 August 1875 (Staats-Anzeiger 197 8.1341) pointed.
