47 photos most are approx 3.5"X 5.5" or 3.5" X 2.5" there are small variations  in size to some. These have some great content .It appears there are two ranches here the CIRCLE HEART 4 RANCH  & LONESOME PINE RANCH  a few are dated 1914, 15 ,17.  A window  into the  life of early homesteaders in eastern Montana