Labor. Four-day week C. A. Norgren Co. of Littleton announces plans for 4-day work week. RMN Ag 16, 1970 p.50 Western Bakers Supply Co. joins Merrill Engineering Laboratories and G. A. Norgren in 4-day week. Post F 23, 1971 p.15 Wright and McGill, tackle firm, inaugurates 4-day week. Post F 27, 1971 p.1F Reactions of employees to 4-day week. Post AP 5, 1971 p.60 4-day work week comes to Denver. Cervi's Journal Ap 22, 1971 p.19