landscapes with waters, waterscapes, seascapes (in the temperate zone)
He designed chapels in mid-Wales at Bala, Machynlleth and Montgomery, the Calvinistic Methodist College at Bala as well as the railway station at Newtown and the Market Hall in Dolgellau. Spaull also renovated several Anglican churches.

25H2

	Mother and Baby perhaps 1980s or 90s Swansea College of Art, Swansea
	Seascape late twentieth or early twenty-first century Swansea College of Art, Swansea
	The Fruit of the Spirit firm/studio: probably Robert J. Newbery about 1900 Church of St Margaret, Mountain Ash, Rhondda Cynon Taff
	Commemorative Window artist: Jane Carpenter 2023 Saron, Crynant, Neath Port Talbot
	Memorial to Donald Richard Coleman artist: Elizabeth Edmundson 1992 Church of St Thomas, Neath, Neath Port Talbot north wall of the nave
	Peter's Commission firm/studio: LGS Tectonics about 1992 St John's Methodist Church, Llandudno, Conwy south wall of the south transept
	Landscape with Wine, Bread and Fruits artist: John Petts 1990 Christ Church, Govilon, Monmouthshire
	Peter's Commission firm/studio: Robert J. Newbery 1907 Church of St Michael, Llanfihangel Rhydithon, Powys east wall of the chancel (window number: I)
	Christ the Good Shepherd firm/studio: Glantawe Studios designer: Colwyn Morris cartoonist: Bryan Tobias Evans 2003 Church of St Michael, Llanfihangel-ar-arth, Carmarthenshire north wall
	Christ Healing a Boy Born Deaf and Dumb, Christ and St Peter Walking on Water and the Wedding at Cana firm/studio: C.E. Kempe about 1905 Church of St Giles, Wrexham south wall of the south aisle