BrickLink - Minifigure cop014s : LEGO Police - Torso Sticker with 5 Buttons and Badge, Black Legs, White Hat [Town:Classic Town:Police] - BrickLink Reference Catalog
LEGO classic Town 381 / 588 Police Headquarters from 1978! - YouTube
Lego Sticker - High Quality Replacement - Brickstickershop - brickstickershop
1978 Police Officer - Brickipedia, the LEGO Wiki
Random set of the day: Police Car | Brickset: LEGO set guide and database
Whatever happened to Classic Town? Part I: 1978-1990 | The Rambling Brick
Town Theme Sets - LEGO 588 Police Headquarters Vintage 1978 Classic Town Set