|Note_en=Advertising for the [[Parker 51]] model in ''Black'', ''Cordovan Brown'', ''Blue Cedar'', ''Dove Gray'' colors. Mention the ''"[[Blue diamond]]"'' life warranty and the [[Advertised Feature::Parker 51 Ink]]. Brief mention for ''[[Lustraloy]]'' cap. Appears the ''[[Blue diamond]]'' | |Note_en=Advertising for the [[Parker 51]] model in ''Black'', ''Cordovan Brown'', ''Blue Cedar'', ''Dove Gray'' colors. Mention the ''"[[Blue diamond]]"'' life warranty and the [[Advertised Feature::Parker 51 Ink]]. Brief mention for ''[[Lustraloy]]'' cap. Appears the ''[[Blue diamond]]'' |