Lujia fu yin Guangdong tu bai. Shanghai: Meiguo sheng jing hui, 1924.
see below
<a rel="nofollow" class="external free" href="https://iiif.lib.harvard.edu/manifests/view/drs:432273172">https://iiif.lib.harvard.edu/manifests/view/drs:432273172</a>