Image depicts a group of people in a kitchen area of the Mueller home in Sinclair Mills, B.C.; the man in the grey shirt is Ray Mueller displaying his taxidermy collection. Map coordinates 54.014188, -121.676973

Image depicts a fossilised mammoth tooth found by Ray Mueller. Photograph taken at map coordinates 54.014188, -121.676973

Image depicts a group of people in a kitchen area of the Mueller home in Sinclair Mill, B.C.; the man in the grey shirt is Ray Mueller displaying his taxidermy collection. Map coordinates 54.014188, -121.676972

Image depicts numerous logs piled up on rocks in the Fraser River.

Image depicts a group of people in a kitchen area of the Mueller home in Sinclair Mill, B.C.; the man seated at the table with a grey shirt is Ray Mueller. Louisa Mueller is seated on counter wearing blue shirt. Map coordinates 54.014188, -121.676972

Image depicts a group of people in boats, with Ray Mueller steering one of them, on the Fraser River in the Grand Canyon, B.C.

Image depicts three unknown individuals in a boat on the Fraser River; the man steering the boat is Ray Mueller.

Image depicts Ray Mueller steering a boat on the Fraser River in the Grand Canyon, B.C.

Image depicts Ray Mueller steering a boat on the Fraser River in the Grand Canyon, B.C.

Photograph depicts sternwheeler passing through rapids of the Fraser River, B.C. Printed annotation on recto reads: “The B.C. Express Passing through the Grand Canyon B.C.”, handwritten in red ink: “1913”.

Image depicts the Fraser River running through the Upper Fraser Canyon.

Image depicts an unknown woman with a camera. Nearby are the skeletal remains of an unknown animal. The location is the upper Fraser Canyon.

Image depicts the grave of W.L. Meason in the upper Fraser Canyon.

Image depicts the sign to Gang Ranch, located in the Upper Fraser Canyon, with graffiti on it.

Image depicts a view of the Upper Fraser Canyon. The Fraser River is visible.

Image depicts a view of the Upper Fraser Canyon.

Image depicts a couple of old buildings, and a field full of tree trunks and dead wood. Located somewhere in or around the Upper Fraser Canyon.

Image depicts the Upper Fraser Canyon.

Image depicts a view of some of the scenery near the Upper Fraser Canyon.

Image depicts a view of the Upper Fraser Canyon.

Image depicts a road somewhere in the Upper Fraser Canyon, and a view of the hills and trees.

Image depicts a bridge over the Fraser River in the Upper Fraser Canyon; possibly near Gang Ranch.

Image depicts the Fraser River near Gang Ranch in the Upper Fraser Canyon.

Image depicts a stream and field at Gang Ranch in the Upper Fraser Canyon.

Image depicts Gang Ranch in the Upper Fraser Canyon.

Image depicts the Gang Ranch House in the Upper Fraser Canyon.

Image depicts Gang Ranch in the Upper Fraser Canyon.

Image depicts Gang Ranch in the Upper Fraser Canyon.

Image depicts a road near or on Gang Ranch in the Upper Fraser Canyon.

Image depicts the Upper Fraser Canyon from what appears to be the entrance to Gang Ranch.

Image depicts Gang Ranch, with a sign warning that the area is patrolled by Range and Logging Patrols, in the Upper Fraser Canyon.

Image depicts the Fraser River, and a sign pointing towards Gang Ranch with an unknown individual hugging it, in the Upper Fraser Canyon.

Image depicts the Fraser River, and a sign pointing towards Gang Ranch, in the Upper Fraser Canyon.

Image depicts a view of the upper Fraser Canyon.

Image depicts a view of the upper Fraser Canyon. The Fraser River is visible on the left side of the image.

Image depicts a view of the upper Fraser Canyon. The Fraser River is visible on the left side of the image.

Image depicts the Fraser River in the upper Fraser Canyon.

Image depicts the Fraser River in the upper Fraser Canyon.

Image depicts an unknown woman taking pictures. Nearby are the skeletal remains of an unknown animal. The location is somewhere near the upper Fraser Canyon.

Image depicts the grave of W.L. Meason in the upper Fraser Canyon.

Image depicts a field north of Dog Creek in the upper Fraser Canyon.

Image depicts an unknown woman on a road in the upper Fraser Canyon.

Image depicts a view of the upper Fraser Canyon.

Image depicts the Fraser River passing through the upper Fraser Canyon.

Image depicts a view of the eastern part of the upper Fraser Canyon.

Image depicts a view of the eastern part of the upper Fraser Canyon.

Image depicts a view of the upper Fraser Canyon.