Roger K. Allen:
Welcoming_Morning_WM-1746
Roger K. Allen:
Gypsum_Strata_Caprock_Canyons_SP-2985
Roger K. Allen:
Sunflowers_at_Sunrise-2771
Roger K. Allen:
Wind_Rock_Sky-1200
Roger K. Allen:
Chihuahuan_Desert_WM-1402
Roger K. Allen:
Smooth_Cordgrass__Brazoria_NWR-2269
Roger K. Allen:
Red_Rock_Promontory_3-2515
Roger K. Allen:
Opuntia_phaeacantha-2615
Roger K. Allen:
Sunflower_Brazoria_NWR-2262
Roger K. Allen:
USS_Texas_(BB-35)-2044
Roger K. Allen:
American_White_Water_Lily-2090
Roger K. Allen:
Magnolia_Leaves_with_Snow-3078
Roger K. Allen:
USS_Texas_(BB-35)-2043
Roger K. Allen:
Catchfly_Prairie_Gentain-2075
Roger K. Allen:
Sea_Center_Texas_A_Fish_Story-2070
Roger K. Allen:
A_Very_Pointed_Matter_WM-1356
Roger K. Allen:
Seeing_a_Big_Picture_#2-1217
Roger K. Allen:
Picture_Window_WM-1533
Roger K. Allen:
USS_Texas_Masthead-2038
Roger K. Allen:
Officer_Quarters_WM-2
Roger K. Allen:
Two_Story_Officer_Quarters_WM-1517
Roger K. Allen:
Rudbeckia_hirta-2338