ports people ▁from ▁Raj as than ▁Category : 1 9 2 7 ▁birth s <0x0A> </s> ▁The ▁Sw an ▁ 4 3 ▁was ▁designed ▁by ▁O lin ▁Steph ens ▁and ▁built ▁by ▁N autor ' s ▁Sw an ▁and ▁was ▁one ▁of ▁the ▁initial ▁two ▁models ▁launched ▁in ▁the ▁companies ▁found ing ▁year ▁alongside ▁the ▁Sw an ▁ 3 6 . ▁ ▁External ▁links ▁ ▁N autor ▁Sw an ▁ ▁S & S ▁B log ▁ ▁Class ▁Sw an ▁O wner ▁Association ▁ ▁References ▁ ▁Category : S ail ing ▁y ach ts ▁Category : Ke el bo ats ▁Category : 1 9 6 0 s ▁sail bo at ▁type ▁designs ▁Category : S ail bo at ▁types ▁built ▁by ▁N autor ▁Sw an ▁Category : S ail bo at ▁type ▁designs ▁by ▁Spark man ▁and ▁Steph ens ▁Category : S ail bo at ▁type ▁designs ▁by ▁O lin ▁Steph ens <0x0A> </s> ▁Robert ▁Frederick ▁Mah ler ▁ ▁( 1 9 2 4 – 2 0 0 6 ) ▁was ▁a ▁British ▁phys ician , ▁di abet ologist , ▁medical ▁research er , ▁professor ▁of ▁medicine , ▁and ▁medical ▁journal ▁editor . ▁ ▁Robert ▁Mah ler ' s ▁father ▁was ▁a ▁sur geon ▁in ▁Vienna ▁until ▁ 1 9 3 8 ▁when ▁the ▁family ▁became ▁refuge es . ▁Robert ▁Mah ler ▁and ▁his ▁younger ▁brother ▁escaped ▁via ▁the ▁Kinder transport ▁to ▁Edinburgh , ▁where ▁the ▁two ▁brothers ▁were ▁placed ▁with ▁the ▁family ▁of ▁Eb ene zer ▁James ▁Mac R ae . ▁The ▁brothers