He married in 1929 Canadian writer
Jessie McDonald after she had divorced
Conrad Aiken, making Armstrong the stepfather of the young
Joan Aiken. He appears in disguised form as a character in Conrad Aiken's Ushant.
Works
Exodus (1912) poems
Thirty New Poems (1918)
Lady Hester Stanhope (1920) biography
The Buzzards and Other Poems (1921)
The Puppet Show (1922) stories
Jeremy Taylor, A selection from his works (1923) editor
The Foster-Mother (n.d.)
The Bazaar and Other Stories (1924)
The Goat and Compasses (1925) novel
Desert, a Legend (1926) novel
The Stepson (1927) novel [published in the U.S. as The Water is Wide
Sir Pompey and Madame Juno (1927) stories
Saint Hercules and Other Stories (1927), Paul Nash illustrator
St. Christopher's Day (1928) novel
Portrait of the Misses Harlowe (1928) story
The Three-Cornered Hat (1928) translation
Laughing (1928) essay
The Sleeping Fury (1929) novel
The Bird-catcher and other poems (1929)
The Fiery Dive and Other Stories (1929)
Adrian Glynde, A Novel (1930)
Collected Poems (1931)
Blind Man's Mark (1931)
The Paintbox, "How and Why" Series (1931)
The Romantic Adventures of Mr. Darby and of Sarah his Wife (1931) novel
The Fothergill Omnibus (1931) anthology
Lover's Leap (1932)
Fifty-four Conceits: A Collection of Epigrams and Epitaphs Serious and Comic (1933)
General Buntop's Miracle and Other Stories (1934)
The Major Pleasures of Life (1934) an Anthology selected and arranged by Armstrong