Although there appears to be many variants to the spelling of his name, Delalande seems to be the way the family wrote it, but a recent scholarly work has it as De Lalande.
SWEDISH TENOR HENNING MALM (1872-1937) CDR
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*HENNING MALM (STOCKHOLM, SWEDEN, 9 FEBRUARY, 1872 - STOCKHOLM, SWEDEN, 5
DECEMBER, 1937)*
He studied singing under the pedagogue August ...