You'll have to get a perforation gauge and measure. A 461 will have a perforation of 11. Check out this link for the 461... https://www.theswedishtiger.com/461-scotts.html . This will help you identify most of your stamps... https://www.theswedishtiger.com/us-stamp-values.html
Gunny it is perf 11, Im not completely certain with the hair. It does seam to have the extra lines on top of the head like 461