India, June 16 -- Perhaps just a symbol of nostalgia in the age of high-speed internet, a bunch of aerogrammes, once used for affordable international correspondence, has helped a Jewish man in Sweden stake a claim to his late mother's 1,000-square-foot flat in Colaba, 18 years after her death.

Over 40 aerogrammes and letters received from his deceased parents that Arnold Samson, now 80, had preserved since the 1970s, bolstered his case in the Bombay High Court to prove that he was the son of Rosalind Samson, a Jewish woman who lived in Mumbai and died on February 22, 2008.

Last week, the High Court revoked the probate it had granted in July 2009 on Rosalind's will dated February 6, 2008. Under the will, she had purportedly bequeathed h...