In article t74oc.69315$0H1.6524917@attbi_s54,
"William W. Plummer" wrote:



Are there not "squat" switches that prevent the gear from being raised if
the plan is on the ground?


Originally no, but on the 909 a squat switch had been added. It sets
low on the left gear leg, soaked in Wright radial oil G and I wouldn't
trust it for a second.

--
Dale L. Falk

There is nothing - absolutely nothing - half so much worth doing
as simply messing around with airplanes.

http://home.gci.net/~sncdfalk/flying.html