A number of anonymous obscene letters, including drawings, were alleged to have been sent by Forbes to Miss Fenton over several years.

He wrote the obscene letters.

She remembered reading somewhere that obscene letters were usually written by women, particularly by spinsters.

The police said obscene letters Mr. Kuo sent to women were sometimes accompanied by pornographic magazines.

A second-year student who also spoke on the condition of anonymity said that she received sexually explicit pamphlets and an obscene letter.

Throughout his life he would write obscene letters to women whose names he acquired from classified advertising and matrimonial agencies.

Fish was later arrested in May 1930 for "sending an obscene letter to a woman who answered an advertisement for a maid."

Megan couldn't have had anything to do with those letters--those foul obscene letters.

The film stated that Rose had been writing obscene and threatening letters to Read for many years.

He receives a violent comeuppance; an identical fate is dealt to the anonymous writer of several hurtfully obscene letters.