Tupling (maikling kasaysaysan) - Gempesaw, Antero ([place of publication not identified] [publisher not identified], 1926)
Available in microfilm at ISAIS Section see accession number (MCF-7597)
"Nalathala sa Liwayway-Abril 23, Mayo 7, 14 at 21 ng taong 1926."
Typewritten (carbon copy).