No new observations, no new theories, enduring scientific value - Commentary on: Kühr H., Witzel A., Pauliny-Toth I. I. K., and Nauber U., 1981, A&AS, 45, 367J. J. CondonA&A, 500 1 (2009) 219-220DOI: https://doi.org/10.1051/0004-6361/200912160
