Whakaotihia te rerenga e whai ake nei: I tae mai tana tuakana a Georg ki Cape Town i te marama o Mei 1834 ka whakawhiwhia ki a ia he raihana hauora, ka uru atu ki etahi atu mema o te whanau i "Lichtenstein" i te marama o Hurae. He nui te mahi i haere ki te hanga ake i te pāmu i muri i te reira i roto i te
Ko te Pakanga Kaffir Tuaono o te tau 1834/5. Ka ora tonu ngā reta a Krebs mō te pakanga. I whakatuhia e Georg tetahi mahi i Graaff-Reinet, i muri mai ka noho hei Kaihautū Rohe. I mate te hoa o Krebs a Leopold Scmidt i te Hōngongoi 1836 a ka whakakorea e Krebs ana paanga katoa ki Grahamstown, engari i haere tonu ia ki te wehe atu i te pāmu.