▁Cov ent ▁Garden ▁in ▁the ▁ 1 9 2 0 s . ▁ ▁During ▁the ▁mid - 1 9 2 0 s ▁she ▁made ▁the ▁first ▁of ▁more ▁than ▁ 1 0 0 ▁record ings ▁for ▁H M V , ▁which ▁are ▁still ▁tre as ured ▁by ▁music - lo vers ▁and ▁collect ors . ▁The ▁famous ▁recording ▁engineer ▁and ▁producer ▁at ▁H M V , ▁Fred ▁G ais berg , ▁said : ▁" In ▁the ▁early ▁tw ent ies ▁Florence ▁Austral ▁was ▁the ▁most ▁important ▁recording ▁artist ▁we ▁had , ▁thanks ▁to ▁the ▁beauty , ▁power ▁and ▁comp ass ▁of ▁her ▁voice ". ▁She ▁recorded ▁oper atic ▁a rias ▁as ▁well ▁as ▁songs , ▁sacred ▁music ▁and ▁or atorio ▁extract s . ▁She ▁can ▁be ▁heard , ▁too , ▁in ▁super b ▁du ets ▁opposite ▁Fe odor ▁Ch alia pin , ▁Miguel ▁Fle ta , ▁T ud or ▁Dav ies ▁and ▁Walter ▁W idd op ▁that ▁employ ▁both ▁the ▁ac oust ic ▁and ▁elect rical ▁recording ▁processes . ▁( Her ▁ac oust ic ▁record ings ▁for ▁H M V ▁include ▁the ▁pione ering , ▁English - language ▁series ▁of ▁ex cer pts ▁from ▁The ▁Ring ▁Cy cle .) ▁ ▁In ▁ 1 9 2 5 , ▁Austral ▁became ▁the ▁second ▁wife ▁of ▁the ▁Australian ▁fla ut ist ▁John ▁Am ad io , ▁and ▁they ▁tou red ▁widely ▁together ▁in ▁America , ▁Europe ▁and ▁Australia . ▁She ▁often ▁sang ▁in ▁the ▁Ring ▁oper as ▁in ▁Philadelphia , ▁and ▁in ▁concert ▁under ▁the ▁conduct