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Nat. Advisory Comm. For Aeronautics - Meeting of Exec. Committee with The Aircraft Manufact..., 2017 Creator: Harris & Ewing.
HRM22B30_322

Nat. Advisory Comm. For Aeronautics - Meeting of E...

Portrait of Charles Doolittle Walcott (1850-1927), 1873. Creator: Unknown.
HRM21A87_078

Portrait of Charles Doolittle Walcott (1850-1927),...

Portrait of Charles Doolittle Walcott (1850-1927), 1877. Creator: Unknown.
HRM21A87_077

Portrait of Charles Doolittle Walcott (1850-1927),...

Portrait of Charles Doolittle Walcott (1850-1927), Circa 1897 (copied 1997). Creator: Unknown.
HRM21A87_079

Portrait of Charles Doolittle Walcott (1850-1927),...

Portrait of Albert Francis Zahm (1862-1954), 1914. Creator: Charles Doolittle Walcott.
HRM21A87_088

Portrait of Albert Francis Zahm (1862-1954), 1914....

Pinback button of Farrakhan quote, after 1985. Creator: Unknown.
HRM21A78_055

Pinback button of Farrakhan quote, after 1985. Cre...

Untitled (Pansies), 1874.
HRM21A63_202

Untitled (Pansies), 1874.

Grass Nut (Brodiaea laxa), 1933.
HRM21A66_075

Grass Nut (Brodiaea laxa), 1933.

Beauty Berry (Callicarpa americana), 1923.
HRM21A68_111

Beauty Berry (Callicarpa americana), 1923.

Common Pitcherplant (Sarracenia purpurea venosa), 1931.
HRM21A69_295

Common Pitcherplant (Sarracenia purpurea venosa), ...

Untitled (Rosebuds), 1874.
HRM21A63_404

Untitled (Rosebuds), 1874.

White Fairy Lantern (Calochortus albus), 1933.
HRM21A68_407

White Fairy Lantern (Calochortus albus), 1933.

Rocky Mountain Rhododendron (Rhododendron albiflorum), 1901.
HRM21A69_467

Rocky Mountain Rhododendron (Rhododendron albiflor...

Jicarilla (Clematis pseudoalpina), 1933.
HRM21A67_457

Jicarilla (Clematis pseudoalpina), 1933.

Hairy Phlox (Phlox amoena), ca. early 1930s.
HRM21A68_264

Hairy Phlox (Phlox amoena), ca. early 1930s.

Showy Lady's Slipper (Cypripedium reginae), 1924.
HRM21A69_061

Showy Lady's Slipper (Cypripedium reginae), 1924.

Untitled (Stile), 1873.
HRM21A62_251

Untitled (Stile), 1873.

Saussurea (Saussurea densa), 1925.
HRM21A66_369

Saussurea (Saussurea densa), 1925.

Western Blue Flag (Iris missouriensis), 1933.
HRM21A68_334

Western Blue Flag (Iris missouriensis), 1933.

Untitled (Landscape), 1876.
HRM21A64_114

Untitled (Landscape), 1876.

(Untitled--Flower Study), ca. 1876.
HRM21A66_491

(Untitled--Flower Study), ca. 1876.

Untitled (Mooring and Anchor), 1873.
HRM21A67_075

Untitled (Mooring and Anchor), 1873.

Buff Monkeyflower (Diplacus longiflorus), 1926.
HRM21A68_463

Buff Monkeyflower (Diplacus longiflorus), 1926.

Northern Butterwort (Pinguicula vulgaris), 1903.
HRM21A69_006

Northern Butterwort (Pinguicula vulgaris), 1903.

Viola palustris, ca. 1917-1918.
HRM21A65_443

Viola palustris, ca. 1917-1918.

Saskatoon (Amelanchier alnifolia), 1923.
HRM21A67_456

Saskatoon (Amelanchier alnifolia), 1923.

Drummond Willow (Salix drummondiana), 1921.
HRM21A68_179

Drummond Willow (Salix drummondiana), 1921.

Small Purple Fringe Orchid (Habenaria psychodes), 1932.
HRM21A69_296

Small Purple Fringe Orchid (Habenaria psychodes), ...

Giant Arborvitae (Thuja plicata), 1923.
HRM21A67_363

Giant Arborvitae (Thuja plicata), 1923.

Moccasin Flower (Cypripedium acaule), 1904.
HRM21A68_178

Moccasin Flower (Cypripedium acaule), 1904.

Blue-eyed-grass (Sisyrinchium angustifolium), 1920.
HRM21A69_146

Blue-eyed-grass (Sisyrinchium angustifolium), 1920...

Pan African flag used at the Million Man March 20th Anniversary, 2015. Creator: Unknown.
HRM21A74_042

Pan African flag used at the Million Man March 20t...

Globe Anemone (Anemone globosa), 1917.
HRM21A67_271

Globe Anemone (Anemone globosa), 1917.

Southern Coast Violet (Viola septemloba), 1919.
HRM21A68_461

Southern Coast Violet (Viola septemloba), 1919.

Wood Merrybells (Uvularia perfoliata), n.d.
HRM21A68_184

Wood Merrybells (Uvularia perfoliata), n.d.

Heliotrope Valerian (Valeriana sitchensis), 1917.
HRM21A69_060

Heliotrope Valerian (Valeriana sitchensis), 1917.

Dr. Charles Doolittle Walcott, 1917.
HRM21A67_078

Dr. Charles Doolittle Walcott, 1917.

White Dawnrose (Pachyloplus marginatus), n.d.
HRM21A68_340

White Dawnrose (Pachyloplus marginatus), n.d.

White Epidendrum (Epidendrum nocturnum), 1919.
HRM21A68_405

White Epidendrum (Epidendrum nocturnum), 1919.

Squawroot (Conopholis americana), 1919.
HRM21A67_362

Squawroot (Conopholis americana), 1919.

Red Dewberry (Rubus pedatus), 1918.
HRM21A66_486

Red Dewberry (Rubus pedatus), 1918.

(Untitled--Flower Study), ca. 1876-1878.
HRM21A67_462

(Untitled--Flower Study), ca. 1876-1878.

Fringe Tree (Chionanthus virginica), 1922.
HRM21A68_110

Fringe Tree (Chionanthus virginica), 1922.

San Diego Mariposa (Calochortus weedii), 1925.
HRM21A68_406

San Diego Mariposa (Calochortus weedii), 1925.

Bog Kalmia (Kalmia polifolia), 1922.
HRM21A67_079

Bog Kalmia (Kalmia polifolia), 1922.

Bunchberry (Cornus canadensis), 1902.
HRM21A67_182

Bunchberry (Cornus canadensis), 1902.

Venus Flytrap (Dionaea muscipula), 1918.
HRM21A67_455

Venus Flytrap (Dionaea muscipula), 1918.

Avalanche Lily (Erythronium montanum), 1925.
HRM21A68_258

Avalanche Lily (Erythronium montanum), 1925.

Canada Buffaloberry (Lepargyrea canadensis), 1916.
HRM21A69_104

Canada Buffaloberry (Lepargyrea canadensis), 1916.

(Untitled), ca. 1876.
HRM21A61_253

(Untitled), ca. 1876.

Plume Anemone (Pulsatilla occidentalis), 1917.
HRM21A68_404

Plume Anemone (Pulsatilla occidentalis), 1917.

Indian Paintbrush (Castilleja rhexifolia), 1883.
HRM21A69_005

Indian Paintbrush (Castilleja rhexifolia), 1883.

Sidesaddle Goldenrod, 1917.
HRM21A64_122

Sidesaddle Goldenrod, 1917.

(Untitled, Group of Flowers), 1883.
HRM21A46_178

(Untitled, Group of Flowers), 1883.

Rhododendron (Rhododendron maximum), 1880.
HRM21A46_192

Rhododendron (Rhododendron maximum), 1880.

Fritillary (Fritillaria biflora), 1935.
HRM21A46_202

Fritillary (Fritillaria biflora), 1935.

Carpet Pink (Silene acaulis), 1905.
HRM21A46_176

Carpet Pink (Silene acaulis), 1905.

Arenaria formosa, 1904.
HRM21A46_190

Arenaria formosa, 1904.

California Poppy (Eschscholtzia californica), 1935.
HRM21A46_203

California Poppy (Eschscholtzia californica), 1935...

Blue Larkspur (Delphinium nuttallianum), 1905.
HRM21A46_175

Blue Larkspur (Delphinium nuttallianum), 1905.

Tall Larkspur (Delphinium elongatum), 1920.
HRM21A46_213

Tall Larkspur (Delphinium elongatum), 1920.

Gentian (Gentiana holopetala), 1936.
HRM21A46_222

Gentian (Gentiana holopetala), 1936.

Sequoia (Sequoia gigantea), 1896.
HRM21A46_174

Sequoia (Sequoia gigantea), 1896.

Nodding Ladies-Tresses (Ibidium cernum), 1905.
HRM21A46_212

Nodding Ladies-Tresses (Ibidium cernum), 1905.

Douglas Honeysuckle (Lonicera glaucescens), 1922.
HRM21A46_223

Douglas Honeysuckle (Lonicera glaucescens), 1922.

Sanifoiga adscendeus, 1920.
HRM21A46_182

Sanifoiga adscendeus, 1920.

(Untitled--Study of Mushrooms), 1880.
HRM21A46_193

(Untitled--Study of Mushrooms), 1880.

Hybrid Pitcherplant (Sarracenia minor x psittacina), 1930.
HRM21A46_207

Hybrid Pitcherplant (Sarracenia minor x psittacina...

Virginia Spiderwort (Tradescantia virginiana), 1920.
HRM21A46_216

Virginia Spiderwort (Tradescantia virginiana), 192...

Queencup (Clintonia uniflora), 1902.
HRM21A46_181

Queencup (Clintonia uniflora), 1902.

Strawberry Bush-"Hearts Bustin' with Love" (Euonymus Americanus), 1930.
HRM21A46_194

Strawberry Bush-"Hearts Bustin' with Love" (Euonym...

Milkweed (Ascelpias), 1924.
HRM21A46_206

Milkweed (Ascelpias), 1924.

Leather Flower (Clematis viorna), 1920.
HRM21A46_217

Leather Flower (Clematis viorna), 1920.

Untitled--Flower Study, 1939.
HRM21A46_185

Untitled--Flower Study, 1939.

Heather (Phyllodoce intermedia), 1907.
HRM21A46_195

Heather (Phyllodoce intermedia), 1907.

Saxifrage (Saxifraga caespitosa), 1924.
HRM21A46_205

Saxifrage (Saxifraga caespitosa), 1924.

Red Chokeberry (Aronia arbutifolia), ca. 1920s.
HRM21A46_214

Red Chokeberry (Aronia arbutifolia), ca. 1920s.

Cucumber Cactus, 1939.
HRM21A46_183

Cucumber Cactus, 1939.

Untitled--Flower Study, 1939.
HRM21A46_196

Untitled--Flower Study, 1939.

Rock Willow (Salix vestita), 1934.
HRM21A46_204

Rock Willow (Salix vestita), 1934.

Red Chokeberry (Aronia arbutifolia), 1920.
HRM21A46_215

Red Chokeberry (Aronia arbutifolia), 1920.

Hedysarum (Hedysarum sulphurescens), 1917.
HRM21A46_187

Hedysarum (Hedysarum sulphurescens), 1917.

Untitled--Plant Study, 1904.
HRM21A46_197

Untitled--Plant Study, 1904.

Mountain Lady's Slipper (Cypripedium montanum), 1923.
HRM21A46_211

Mountain Lady's Slipper (Cypripedium montanum), 19...

One-Leaf-Bog-Orchid (Habenaria obtusata), 1922.
HRM21A46_220

One-Leaf-Bog-Orchid (Habenaria obtusata), 1922.

Gray Pussytoes (Antennaria howellii), 1921.
HRM21A46_225

Gray Pussytoes (Antennaria howellii), 1921.

New Mexican Locust (Robinia neomexicana), 1938.
HRM21A46_186

New Mexican Locust (Robinia neomexicana), 1938.

Moss Pink (Phlox subulate), 1919.
HRM21A46_199

Moss Pink (Phlox subulate), 1919.

Grouseberry (Viburnum americanum), 1880.
HRM21A46_210

Grouseberry (Viburnum americanum), 1880.

Bush Cinquefoil (Potentilla fruticosa), 1917.
HRM21A46_221

Bush Cinquefoil (Potentilla fruticosa), 1917.

Slender Agoseris (Agoseris gracilens), 1922.
HRM21A46_224

Slender Agoseris (Agoseris gracilens), 1922.

Pedicularis raremosa, 1904.
HRM21A46_180

Pedicularis raremosa, 1904.

Aster Engelmann, 1904.
HRM21A46_189

Aster Engelmann, 1904.

Green Adder's Mouth (Malaxis unifolia), 1918.
HRM21A46_200

Green Adder's Mouth (Malaxis unifolia), 1918.

Hybrid Pitcherplant, 1930.
HRM21A46_209

Hybrid Pitcherplant, 1930.

Red Buckeye (Aesculus pavia), 1918.
HRM21A46_218

Red Buckeye (Aesculus pavia), 1918.

Bearberry (Arctostaphylos uva-ursi), 1916.
HRM21A46_227

Bearberry (Arctostaphylos uva-ursi), 1916.

Wild Pea (Lathyrus decaphyllus), 1938.
HRM21A46_179

Wild Pea (Lathyrus decaphyllus), 1938.

Menziesea (Menziesea glabella), 1907.
HRM21A46_188

Menziesea (Menziesea glabella), 1907.

Orchis (Orchis rotundifolia), 1916.
HRM21A46_201

Orchis (Orchis rotundifolia), 1916.

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