Here are the plates on the dash. Certainly was not originally an M715. And since the title is for 1969, the serial number (10467) doesn't fit in with the M715 series for the year 1969, more like 4/67?



Here is the massive frame attachment for the 5th wheel on the top of the frame:




And an attempt to show you the front frame. What appears to be a number is actually some welding spatter.