The Urbachs of Vienna and Philadelphia Walter H.C. Burgdorf, MD, Gerd Plewig, MD  Clinics in Dermatology  Volume 32, Issue 1, Pages 161-167 (January 2014) DOI: 10.1016/j.clindermatol.2013.05.020 Copyright © 2014 Elsevier Inc. Terms and Conditions

Fig. 1 Erich Urbach [reprinted from Löser C, Plewig G, Burgdorf W (eds) Pantheon of Dermatology. Outstanding Historical Figures (Figure 1, page 1141) with the permission of Springer Verlag, Heidelberg, Germany]. Clinics in Dermatology 2014 32, 161-167DOI: (10.1016/j.clindermatol.2013.05.020) Copyright © 2014 Elsevier Inc. Terms and Conditions

Fig. 2 A series of allergen extracts, which were inserted in the nose via a cotton-tipped applicator to test for the cause of allergic rhinitis [reprinted from Löser C, Plewig G, Burgdorf W (eds) Pantheon of Dermatology. Outstanding Historical Figures (Figure 16, page 1147) with the permission of Springer Verlag, Heidelberg, Germany]. Clinics in Dermatology 2014 32, 161-167DOI: (10.1016/j.clindermatol.2013.05.020) Copyright © 2014 Elsevier Inc. Terms and Conditions

Fig 3 Necrobiosis lipoidca diabeticorum from original article11 [reprinted from Löser C, Plewig G, Burgdorf W (eds) Pantheon of Dermatology. Outstanding Historical Figures (Figure 3, page 1142) with the permission of Springer Verlag, Heidelberg, Germany]. Clinics in Dermatology 2014 32, 161-167DOI: (10.1016/j.clindermatol.2013.05.020) Copyright © 2014 Elsevier Inc. Terms and Conditions

Fig 4 The Allergy-Bible21 [reprinted from Löser C, Plewig G, Burgdorf W (eds) Pantheon of Dermatology. Outstanding Historical Figures (Figure 9, page 1145) with the permission of Springer Verlag, Heidelberg, Germany]. Clinics in Dermatology 2014 32, 161-167DOI: (10.1016/j.clindermatol.2013.05.020) Copyright © 2014 Elsevier Inc. Terms and Conditions

Fig. 5 Frederick Urbach [reprinted from Löser C, Plewig G, Burgdorf W (eds) Pantheon of Dermatology. Outstanding Historical Figures (Figure 20, page 1148) with the permission of Springer Verlag, Heidelberg, Germany]. Clinics in Dermatology 2014 32, 161-167DOI: (10.1016/j.clindermatol.2013.05.020) Copyright © 2014 Elsevier Inc. Terms and Conditions