Ka cika wannan magana: David ya ziyarci Portugal aƙalla sau biyu. A cikin 1887/88 ya ɗauki hotuna a Jami'ar Coimbra. Jerin hotuna na makarantar shiga ta Jesuit Colégio Jesus Maria José a Lisbon ba shi da kwanan wata amma dole ne a ɗauka kafin Oktoba 1910, lokacin da aka rufe makarantar a sakamakon
Juyin Juya Halin Portugal. Ziyarar Girka guda ɗaya ce kawai aka rubuta.