James St. John:
Casagrande cup for Atterberg Limits Test 1
James St. John:
Casagrande cup for Atterberg Limits Test 2
James St. John:
Rock saw
James St. John:
Shelby tube containing a core of regolith
James St. John:
Shelby Tube Extruder 1
James St. John:
Shelby Tube Extruder 2
James St. John:
Shelby Tube Extruder 3
James St. John:
Shelby Tube Extruder 4
James St. John:
Shelby Tube Extruder 5
James St. John:
Shelby Tube Extruder 6
James St. John:
Shelby Tube Extruder 7
James St. John:
Soil core 1
James St. John:
Trimming a soil core
James St. John:
Trimming from a soil core 1
James St. John:
Trimmings from a soil core 2
James St. John:
Soil core 2
James St. John:
Soil core 3
James St. John:
Soil core 4
James St. John:
Soil core 5
James St. John:
Unconfined compression test computer screen
James St. John:
Soil core being subjected to an unconfined compression test 1
James St. John:
Soil core being subjected to an unconfined compression test 2
James St. John:
Soil core being subjected to an unconfined compression test 3
James St. John:
Soil core deforming during an unconfined compression test 1
James St. John:
Fractured soil core from an unconfined compression test 1
James St. John:
Fractured soil core from an unconfined compression test 2
James St. John:
Deformed soil core from an unconfined compression test
James St. John:
Fractured & deformed soil core from an unconfined compression test
James St. John:
Fractured soil core from an unconfined compression test 3