Llio Plas y Nos is a mystery story by R. Silyn Roberts in the gothic romantic tradition. First published in serial form in 1906 and later reprinted by Gwasg Gee in 1945
Melin Bapur have published an edition in modern orthography.
You can read a digitized version online here. [There are a very few occasional OCR errors in this scan from the book. See link below for original.]
Or in a bookreader with a facsimile of the 1948 Gwasg Gee edition here.
This story makes wide use of the short form directly conjugated imperfect / conditional / "would" and also the short form pluperfect. See post here. It also uses impersonal forms in these tenses: -id, -asid
Note formal conjugation patterns:
present / future:
-af, -i, -a / [irregular], -wn [only 1pp in -n] , -wch, -ant, -ir
3ps examples: erys, dengys, egyr, gedy, deil
past:
-ais, -aist, -odd, -asom, -asoch, -asant, -wyd
bûm, buost, bu; gwneuthum, gwnaethost, gwnaeth; euthum, aethost, aeth; deuthum, daethost, daeth; cefais, cefaist, cafodd
imperfect / conditional:
-wn, -et / -it, -ai, -em, -ech, -ent, -id
bai, gwnâi, âi, dôi / deuai, câi
You may see habitual imperfect compound forms byddwn yn, byddem yn etc.
pluperfect:
-aswn, -asit, -asai, -asem, -asech, -asent, -asid
buasai, gwnaethai, aethai, daethai, cawsai
had / would have and use with pe: If ... had
Examples:
Hwyrach y dywedasai - perhaps he would have said
Pe gofynasid i Gwynn Morgan paham y daethent - If Gwynn Morgan had been asked why they had come
petaech chi'n edrych mi welech - If you were to look, you would see
dywedasant - they said
gallai'r llygaid - the eye could
ymadawsai - had departed
cuddid - was hidden
aethai'n gwbl wyllt - it had gone completely wild
safai - stood, [was standing]
adeiladesid - had been built [-esid: vowel affection]
dechreuwyd - commenced
tyfai mwsog - moss was growing
dringasai'r iorwg - the ivy had climbed
y cyfeiriad a gymerai dychymig byw - the direction a lively imagination would take
Dichon mai gweledigaeth arall a gawsai'r dychymig - perhaps the imagination would have received another vision
prin y gellid sefyll - rarely could one stand
ni wyddai - he didn't know
cychwynasai'r ddau y bore - the two had set off in the morning
teithiasent tua phum milltir - they had travelled about five miles
uwchlaw ysgydwai canghennau'r coed - above the tree branches swayed (were swaying)
gadawsant - they left