Whakaotihia te rerenga e whai ake nei: I te tau 1904, i whakawhiwhia a Swan e Kingi Edward VII, i whakawhiwhia ki te Tohu Hughes o te Royal Society, a i whakawhiwhia ki a ia hei mema honore o te Pharmaceutical Society. Kua riro ia te whakapaipai teitei i roto i France, te Legion o Honor, ka tae ia te
1881 Whakaaturanga Ao o te Hiko, Paris. I roto i te whakaaturanga ko nga whakaaturanga o ana mahi, a, i whakamaramahia te pa ki tana rama hiko.