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Title:
Giacomo Weitzecker e Luigi Jalla : missionari e geografi valdesi in Africa australe a fine Ottocento
a cura di Davide Rosso ; contributi di Barbara Bergaglio, Gaia Delpino, Emilie Gangnat, Gualtiero Giuglard, Patrizia Pampana, Alessandro Ricci, Davide Rosso, Samuele Tourn Boncoeur
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