black and white photographs taken by J.P. Mills | |
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| caption: | Man wearing a conical hat of plaited cane and orchid stalk which is decorated with boar's tusks and ground mithan horns: this type of hat is made by Kalyo-Kengyu who trade it to Changs from whom the Aos get it. Ao, Sangratsu village. |
| medium: | photographs |
| ethnicgroup: | AoChangKalyo-Kengyu |
| seealso: | Mills, Ao Nagas, p.44 |