/en/fs1/async/vector/bsb00040070.html?PER_ent=%7BAugust+Ludwig%7D%7BChristoph+Friedrich%7D&LOC_ent=%7BZ%C3%BCrich%7D%7BParis%7D&mode=simple
/en/fs1/async/PER_ent/bsb00040070.html?PER_ent=%7BAugust+Ludwig%7D%7BChristoph+Friedrich%7D&LOC_ent=%7BZ%C3%BCrich%7D%7BParis%7D&mode=simple
/en/fs1/async/LOC_ent/bsb00040070.html?PER_ent=%7BAugust+Ludwig%7D%7BChristoph+Friedrich%7D&LOC_ent=%7BZ%C3%BCrich%7D%7BParis%7D&mode=simple
/en/fs1/async/mlt/bsb00040070.html?PER_ent=%7BAugust+Ludwig%7D%7BChristoph+Friedrich%7D&LOC_ent=%7BZ%C3%BCrich%7D%7BParis%7D&mode=simple