kat m research:
North American Densification Network
kat m research:
BC-4 World Primary Network
kat m research:
key chart showing flight lines and photo locations (Mapping of Mississippi Delta and Passes)
kat m research:
Diagram of sound ranging coverage with artillery firing possibilities
kat m research:
weather map for 7 May, 1865
kat m research:
Diagrams of objects used to establish azimuth for orienting artillery
kat m research:
Map of the approaches to Vicksburg, Mississippi,
kat m research:
supposed open sea
kat m research:
Contoured sea surface temperature map of the Southern Hemisphere.
kat m research:
Copepod with eggs
kat m research:
sunset over new york city
kat m research:
Entrance, Lituya Bay
kat m research:
Preparing to launch a pilot balloon
kat m research:
Launching a pilot balloon during strong winds at St. Louis Airport
kat m research:
Kite operations at an aerological station
kat m research:
Plan of the original model of the Isaacs-Kidd trawling net