▁undert aken ▁by ▁the ▁architect s ▁Carlo ▁Antonio ▁Carl one ▁and ▁Marco ▁Sp azz io . ▁From ▁ 1 6 4 3 – 1 6 4 8 , ▁Andrea ▁Al lio ▁the ▁Old , ▁Andrea ▁Al lio ▁the ▁Young ▁and ▁Sil vest ro ▁Carl one ▁re work ed ▁the ▁nave ▁and ▁the ▁west ▁side . ▁In ▁the ▁process , ▁the ▁length ▁of ▁the ▁church ▁was ▁somewhat ▁reduced , ▁with ▁the ▁result ▁that ▁the ▁tower ▁no ▁longer ▁stands ▁directly ▁beside ▁the ▁bas il ica . ▁ ▁After ▁the ▁Turkish ▁sie ge , ▁the ▁church ▁was ▁restored ▁again . ▁As ▁the ▁bar o que ▁west ▁tower ▁was ▁bare ly ▁higher ▁than ▁the ▁fac ade ▁itself , ▁its ▁extension ▁has ▁often ▁been ▁discussed , ▁but ▁these ▁plans ▁have ▁never ▁come ▁to ▁f ru ition . ▁The ▁cho ir ▁tower ▁was ▁dedicated ▁only ▁in ▁the ▁year ▁ 1 8 9 3 . ▁ ▁Inter ior ▁▁ ▁Inside , ▁the ▁church ▁is ▁now ▁in ▁high - bar o que ▁style ▁with ▁several ▁chap els . ▁Jo achim ▁von ▁Sand r art ▁provided ▁the ▁church ▁with ▁a ▁new ▁alt ar - pie ce , ▁which ▁today ▁is ▁kept ▁in ▁the ▁pre l ates ' ▁hall . ▁ ▁Between ▁ 1 8 8 3 – 1 8 8 9 , ▁the ▁high ▁alt ar ▁was ▁built ▁after ▁sketch es ▁of ▁Heinrich ▁Fer st el , ▁with ▁In ns b ruck ▁glass ▁m osa ics ▁by ▁Michael ▁R iese . ▁Julius ▁Sch mid ▁( A ust rian , ▁ 1 8