Reader research challenge: William E Myers papers?

Here I’m reactivating a question I raised 12 years ago

Image credit: Curtis Legacy Foundation

Can any of my readers help track down the valuable Indigenous language notes of William E Myers, who was the famous photographer Edward Sheriff Curtis’s field assistant?

íkta mayka chaku-kə́mtəks?
Ikta maika chako-kumtuks? 
What have you learned?
And, can you express it in Chinuk Wawa?