Placita de quo Warranto is the 1806 printed transcription of latin legal texts from around 1300 written on vellum. There are many abbreviations. The 1806 document in its preface gives an example transcription page with the same page printed from an 1806 engraving reproducing the original orthography. Here are transcribed and engraved versions of one paragraph from that example:
All of the abbreviations in this example are documented in Capelli's The elements of abbreviation in medieval Latin paleography. In particular, the abbreviation mark on the
prae is mentioned in section 4.1 at the top of page 20 of Capelli. Here it is in use in the example:
The same flamboyant loop on top of the
p can be seen in this handy list of some latin abbreviations. And it is also used on some other letters:
Wikipedia's scribal abbreviation page has an example embedded in an image:
but I can't actually find how that text was created. Anyway, that feeble mark hardly represents the flamboyance of the original. It may even be the Unicode COMBINING US ABOVE U+1DD2 which seems to be quite a different mark in the original scribal text with quite a different meaning.
Is there a Unicode combining diacritical mark to allow composition of something like the flamboyant flourish on the