roundtown

Roundtown or Terenure as it's called today.

O Mac Roundtown because of that roundy configuration at the 'V' junction?

National Library of Ireland on The Commons One would assume so! It's a pity little remains. In this Google Satellite view the only evidence is a curved car park boundary wall and the curved roof of one house on west side.

Remember this?

Roundtown - " It takes its name from a circle of cottages near the cross roads, branching from Harold's-cross and Rathgar. " - roots.swilson.info/towns1848/roundtown.html . Fascinating how previous buildings leave their imprint on subsequent development, only seen in satellite photos. Like Roman roads in England.

Streetview www.google.es/maps/@53.3098686,-6.2836556,3a,75y,92.67h,8...

"Terenure Cross (Vaughan's Corner) was at one time a terminus for the city trams, and this is mentioned James Joyce's Ulysses (Episode 7, Aeolus). ... "
" ... The author James Joyce, who was born nearby at 41 Brighton Square in Rathgar on 2 February 1882, was baptised at St. Joseph's church on 5 February by Rev. John O'Mulloy.[5] His mother, Mary Jane (May) Murray, was born 90 metres from the church at Terenure Cross in 1859 in the pub owned by her father, John Murray, called The Eagle House."
From en.wikipedia.org/wiki/Terenure

Round town, as it was known on the older 6"!

The Royal Bank branch is from 1911, per the DIA.

Nugent, Denis J. Phamaceutical Chemist is in the 1913 phone book at Lennon-Wylie, at number 478 Rathmines, as in the shop window.