s ▁of ▁wh ale ▁oil . ▁▁ 3 rd ▁wh aling ▁voyage ▁( 1 8 1 8 – 1 8 2 0 ) ▁Captain ▁H ales ▁( or ▁Henry ▁H es lar ), ▁sa iled ▁from ▁London ▁in ▁ 1 8 1 8 , ▁bound ▁for ▁the ▁Gal ap ag os ▁Islands . ▁Sir ▁Andrew ▁Hamm ond ▁returned ▁to ▁London ▁on ▁ 1 9 ▁July ▁ 1 8 2 0 . ▁▁ 4 th ▁wh aling ▁voyage ▁( 1 8 2 0 – 1 8 2 3 ) ▁Captain ▁Richard ▁Cr ust ▁( or ▁C ruit ), ▁sa iled ▁from ▁London ▁in ▁ 1 8 2 0 . ▁Sir ▁Andrew ▁Hamm ond ▁returned ▁to ▁London ▁on ▁ 1 5 ▁June ▁ 1 8 2 3 ▁with ▁ 3 8 0 ▁c ask s ▁of ▁wh ale ▁oil . ▁▁ 5 th ▁wh aling ▁voyage ▁( 1 8 2 3 – 1 8 2 6 ) ▁Captain ▁Richard ▁C ust ▁sa iled ▁from ▁London ▁on ▁ 2 9 ▁August ▁ 1 8 2 3 , ▁bound ▁for ▁the ▁Brazil ▁banks . ▁She ▁did , ▁however , ▁also ▁sail ▁to ▁T ah iti . ▁Sir ▁Andrew ▁Hamm ond ▁returned ▁to ▁London ▁on ▁ 2 3 ▁June ▁ 1 8 2 6 ▁with ▁ 4 7 0 ▁c ask s ▁of ▁wh ale ▁oil . ▁▁ 6 th ▁wh aling ▁voyage ▁( 1 8 2 6 – 1 8 2 8 ) ▁Captain ▁Allen ▁sa iled ▁from ▁London ▁in ▁ 1 8 2 6 , ▁bound