Great site,I sailed with STUK from 1968 to 1992 and sailed in all classes of ships incluing,Hemifusus x2, Hemitrochus, Hatasia,Amoria, Achatina, Lampas, Lepeta X2.Northia X2,Naticina,Serinia X2,Darina,Tectus, Tricula, Eburna X2, Euplecta,Isomeria X2, Zaphon, Partula, Methane Princess X2,Vega seal and a few others I can't quite remember.I would like to get in touch with any old shipmates who remember me,If you do think you remember me leave a message here and I'll get back to you. Once again great site. Regards,Dave Heron.