Calder's major work,Sketch of the Civil and Traditional History of Caithness from the Tenth Century, was published in 1861. According to the Oxford Dictionary of National Biography, it "remains a standard work".[1]
In 1842 Calder published at WickSketches from John o' Groat's in Prose and Verse, which contained a chapter on "Ancient Superstitions and Customs in Caithness". In 1846, he published a volume of poems, The Soldier's Bride.[2]