Collection time: 1241Z

Weather: T: -31C, RH: ~71% (calculated from NOAA dewpoint and 2m T), wind: 11kn at 186, Sky conditions: OVC -SN

Where collected: on table behind MSF

Description: columns, simple prisms, rimed crystals

Other comments: Photos 3-34 are windward of shield, 40-52 are downwind.