"They don't.  But you couldn't possibly whop up what they use for high state occasions." (And neither could I, boy, but that's beside the point.) "So we'll let you off easy and take an attempt for the deed.  Piece of paper, Miriam - now, like this." Harshaw drew a rectangle, sketched in it the traditional human symbol for Mars, a circle with an arrow leading out from it to the upper right "Make the field in white and the sigil of Mars in red - should be sewed in bunting of course, but with a clean sheet and a bucket of paint any Boy Scout could improvise one in ten minutes.  Were you a Scout?"