'Perfect Remedy' and 'Rock ’Til You Drop' were Quo's final releases on the revered Vertigo label, whilst 'Thirsty Work' was their debut release through Polydor.
Rick Parfitt took lead vocals on a song that was inspired by his year of tax exile on the island of Jersey.
Four LPs came and went without making the British bestsellers, until their Vertigo debut 'Piledriver' made it on 20 January 1973.
The new editions will offer Quo fans a total of 31 previously unreleased tracks or versions.
The UK-based country-pop trio are were one of Ramblin' Man Fair 2018's most talked-about acts.
The celebrated show by Status Quo at the NEC Arena in Birmingham, England is to be released in its entirety for the first time on 20 October 2017.
British rock mainstays Status Quo will release The Vinyl Singles Collection 1984-1989, the third of five singles box sets, on 4 August 2017 via USM.
Status Quo have released The Vinyl Singles Collection 1980-1984, the second in a series of five limited edition singles boxes.
Status Quo guitarist Rick Parfitt passed away on Christmas Eve, 2016, at the age of 68.
Status Quo will follow their highly successful 2014 album Aquostic — Stripped Bare with the 21 October release of Aquostic II – That's A Fact!
Status Quo have announced their Last Night of the Electrics tour in the autumn of 2016 will be their last as an electric band.