Vazby: Engelhardt, Carl August, 1768-1834 Vazby: Engelhardt, K. A., 1768-1834 Vazby: Engelhardt, Karl A., 1768-1834 Vazby: E., K. A., 1768-1834 Vazby: Roos, Richard, 1768-1834
Citace: Engelhardt, Karl August: Neuer Kinderfreund. IV. Bändchen, 1795 Citace: DNB, cit. 9. 12. 2020
