Engine oil dipstick as found on most any 1970 Ford with 351 Windsor engines (H Code). Ford used several different suppliers and there are differences that show up in the finger handle as shown. Top of shield to dip stick end is approximately 20 inches. The handles were painted blue originally.
Ford master part # D0AZ-6750-C, Ford casting # D0AE-6750-C.
*NOTE* 351C engines also were designated as H codes, 351W has 6 bolts attaching the valve covers, 351C has 8 bolts attaching the valve covers.