For Sale today:  Lockheed - California  Company military airplane  development, P 3-C Orion. One  large blueprint  measuring  67 1/2 by 18 inches. This blueprint is in half scale of the original drawing. Author / Draftsman: Giesielska Title:  P -3C - Avionics Equip. Layout Study 5501 and up Publisher:  Lockheed  California Company Year published:   9 - 4 -1968 Size:  67 1/2 by 18 inches Condition description:  Age browning around fold lines,  paper is in good condition, ink is in good condition.   Please view the attached photos for  further details. Free shipping within the USA