Location (Phuc province, ca. 20 km E of Doan Hung, near Yen Lap, locality D (Aptroot & Sparrius 2006))
Scratchpads developed and conceived by (alphabetical):
Ed Baker,
Katherine Bouton
Alice Heaton
Dimitris Koureas,
Laurence Livermore,
Dave Roberts,
Simon Rycroft,
Ben Scott,
Vince Smith