Father and son looking through documents

2, 30-35, 30-40, 30's, 30s, 35-40, 40-45, 40-50, 40's, 40s, 45-50, 50-55, 50-60, 55-60, accomplishment, adult, associate, building, chatting, color, colour, communicating, communication, concentrating, constructing, conversation, conversing, daylight, daytime, dialog, dialogue, discussing, displaying, educating, education, exhibiting, expert, fellow, fifties, fifty, fixing, forties, forty, gentleman, goal, guy, human, human being, indoor, inside, instructing, joiner, male, mid life, middle age, middle aged, middle-age, middle-aged, person, reader, redoing, renovate, renovating, responsible, speaking, studying, success, sunlight, sunshine, talker, teacher, thirties, thirty, together, toiling, training, tutoring, two, waist-up, western european, woodworker, work,