Pictures are evidently from range of dates so another example of marketing recycling of prior era images ... Longhood items and tombstones
Without detailed checking details of radio think it might be the revised Köln model with mor modern dial introduced from circa 1970 to around end of the longhood in 73 maybe? The previous one to around 69 had the different older style dial graphics
When is it thought the non-recessed all smooth chrome surround was no longer used on 911?