. . "V. M." . . . "V."@en . "M."@en . "V. M. Darley-Usmar"@en . "V. M. Darley-Usmar" . . . "1956" . "Darley-Usmar, V. M. (Victor M)" . "M. Darley-" . "V. M. Darley- Usmar" . "V. M. Darley- Usmar" . "Victor M. Darley-Usmar"@pl-PL . . "Victor M. Darley- Usmar" . . "Usmar" . . "V. Darley-Usmar" . "V. Darley-Usmar" . . "V.M. Darley-Usmar"@nl-NL . "Victor" . . "M" . "Darley-Usmar"@fr-FR . "Darley-Usmar"@en . "Victor M Darley-Usmar" . "V.M" . "Usmar" . "V.M Darley-Usmar" .