- Fundo2012.13 - J. Kent Sedgwick fonds
- Série2012.13.1 - Photographs
- Subsérie2012.13.1.121 - Instrumentation
- Item2012.13.1.121.01 - Air Photo Markers
- Item2012.13.1.121.02 - Snow Sounding
- Item2012.13.1.121.03 - Stake on Bare Ice
- Item2012.13.1.121.04 - Ice Drill
- Item2012.13.1.121.05 - Ice Drilling
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