Herbert Puchta ...[et al. Herbert Puchta ...[et al.] by Herbert Puchta ...[et al. by Herbert Puchta ...[et al.] Marc Di Duca ... [et al. Robert Woods ... [et al. Herbert H. Gross,...[et al. Norbert Wohlfahrt...[et al. Robert G. Smith ... [et al. by Robert Suckale...[et al.