Such frequently recurring expressions as 'ut Quidam fingunt,' 'perdelirum esse videtur,' etc.
"The Roman Poets of the Republic"
W. Y. Sellar
To all this my Quidam acquaintance, with a degree of surprise that seemed to be tempered with the most pleasing and unaffected urbanity, replied, without being in the least disconcerted, sir, you mistake me: but I am sure you are too much of a gentleman to mean any wilful affront.
"Anna St. Ives"
Thomas Holcroft
Matthew Paris, for instance, opens the story of Enius in these words: "Miles Quidam Oenus nomine, qui multis annis sub Rege Stephano militaverat - licentia a Rege impetrata, profectus est in Hyberniam ad natale solum, ut parentes visitaret.
"The Purgatory of St. Patrick"
Pedro Calderon de la Barca