Have you done fieldwork? Or you can find the SNARL archive here.
SNARL Fieldwork Edition
Linguistic Fieldwork at Rutgers – Adam McCollum (Vol. I)
Linguistic Fieldwork at Rutgers – Eileen Blum (Vol. II)
Linguistic Fieldwork at Rutgers – Huteng Dai (Vol. III)
Linguistic Fieldwork at Rutgers – Akinbiyi Akinlabi (Vol. IV)