This LP is the Australian release of original 1966 French Disques Vogue LDS 692.30 "Petula Clark (Arrangement et Production de Tony Hatch)", alternately known as "Petula '66" in the UK & Canada in mono formats.
It was later reissued as Horizon SH66-94,031. Actual release dates are unknown.
"Hello Paris" (Original 1964 Disques Vogue PC2 AB 2 X LP) was also released in Australia in 1966 using this front cover.
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Another in this series was "Petula ’70" on Festival - SVL 933,838. Possibly a new compilation for the Australian market, as there was no album of that name recorded (unless it's meant to be "Petula '71").
"Hello Paris" was also re-issued in an early 70s budget Horizon series - L 15148. Track list unknown.