The answer depends on many factors such as geography to which he is exposed, various cycles of weather he would encounter, his hobbies, past time, spouse, theist, present and past health, his interest in literature, whether he is a netizen, official status of past and current, outlook western or occidental, etc. There are numerous things comes to mind. You can see him in modern haberdashery, if vision is corrected you can buy him power gogle in gold coated thin spectacle, if his ear lobes already adorned you can replace it and have wonderful selfi , you can buy him I phone, I pad, another wonderful suggestion. Wish that it had occurred tome. This suggestion should have open arms welcome provided Dad is strong in legs enjoy hobnobbing and a tad extrovert. Thank You. Regards.