"$3229 am 16 Janvery 1957 Well, it would be very uneconomseal to have copters up there unless you did heave something like a earrier, just becanse af your maintenance prodlesa. fac; Maybe you could eneak a carrier avey from the operation down below, just to make that one pass and get the data. Do it once, and from there for the rest of the operation you mightbe eble to guess what your situation was after each shot. Bow long after, would you say, you'é vant to make that first survey? Well, I think you'd vant to start in about a couple of hours. _ I think, depending on vhat you've got up there, you do different things. If you take the airstrip as being put in there, someone's going to want to go ard see what the airstrip looks like. After all, sampling is going to take place an hour or so later, after a shot, and it vould be nice to know vhat the airstrip looks like. You can do that vith a Pav, they did it every time on REDWING. They also ean take radiation readings et the aame time. They vould probably be adequate for atreraft safety. GIBBIRS: I think they'd also be adequate from the standpoint of keeping a guy out of trouble in a boat. That might well be. . I think the general answer to the question is, yes, ve Go vant some sort of a survey. need. It's not clear just how much detail yau'd Ultimately, you're going to have to go in by boet anyvay, in order to put in the next barge. If you have an airstrip, you'd vant to have same estinate of tvo things, physical damage and radiation levels. If you have a tolereter reley station, you my or may not want to get into thet. It's not as urgent. Ro, it isn’t. urgent. Presumably, even if you bave an alpha station, it's not as flere again, if you do not have helicopters, you're counting on getting in vy deat. TI euppose you could have a couple of helicopters if you hed a anitadie landing platform someplace. 500512