1. At the age of nine , he appeared in his first concert and since then he has appeared alone or with his aunt and uncle in all parts of France .
2. Garcia appeared in his first concert at the age of nine , and since then he performed alone or with his aunt and uncle in all parts of France .

yes

1. In return , Grimoald granted him his daughter in marriage and gave him the duchy of Spoleto after the death of Atto .
2. In return , Grimoald granted him his daughter in marriage and gave him the duchy of Spoleto following the death of Atto .

yes

1. The volumes 5 and 6 were published by DeVorss ' Co postum from various articles that Spalding had written .
2. Volumes 5 and 6 were written by DeVorss & Co posthumously from various articles that Spalding had published .
no