University of Bristol - Historical Photographs of China reference number: Mx-s25. Cadbury Research Library archive finding number: DA26/2/4/13 (John Preston Maxwell Papers). "Pi'aw" is probably Pio or Pi ő (now Penghu), a town a few miles west of Yongchun (Yungchun), Fujian province.
Covered bridge at foot of Pi'aw (Penghu) pass, near Yongchun, Fujian
Black and white photograph
Cadbury Research Library (Special Collections), University of Birmingham