Tree + clouds

Untitled (soldier and dog in jungle of central highlands near Dak To, Vietnam)

["Statira," painting by unidentified artist]

Tree buds, cones

["Grotesk," 1955, charcoal drawing by Lyonel Feininger]

["Grotesque," 1954, drawing by Lyonel Feininger]

Flowers

[Branches]

["Groteske," 1955, watercolor by Lyonel Feininger]

["Teltow," etching by Lyonel Feininger, 1930s-1950s]

Untitled (helicopter transporting soldiers from Hill 882, central highlands near Dak To, Vietnam)

[Watercolor by Lyonel Feininger, 1933]

Untitled (Chinook helicopter transporting artillery, Vietnam)