Purchas, vol. iv, pp. 1422—32, 1625. This appears to be variation of the original Spanish «Austrialia» [sic]. [1] A copy at the Library of Congress can be read online [2]Արխիվացված 2016-09-14 Wayback Machine.
oed.com
Oxford English Dictionary (Electronic), Version 4.0, entry for «down under». The dictionary recodes the first published use in 1886 by J. A. Froude in Oceana p. 92 «We were to bid adieu to the 'Australasian'…She had carried us safely down under.»
Purchas, vol. iv, pp. 1422—32, 1625. This appears to be variation of the original Spanish «Austrialia» [sic]. [1] A copy at the Library of Congress can be read online [2]Արխիվացված 2016-09-14 Wayback Machine.