|Note_en=Advertising for the [[Parker 51]] in both ''regular size'' and ''demi-size'' and the [[Parker Magnetix]] desk set. Mention also the ''[[Lustraloy]]'' cap. | |Note_en=Advertising for the [[Parker 51]] in both ''regular size'' and ''demi-size'' and the [[Parker Magnetix]] desk set. Mention also the ''[[Lustraloy]]'' cap. |