[1] A billiard room with bedroom over was added to the garden front on the eastern elevation by architects Spain and Cosh in 1913 and for the then owner A. H. Way Esq.

[2] He also read mathematics privately with W. J. Ibbetson and, midway through his course, studied at the University of Strasbourg under August Kundt and Rudolph Fittig.

On graduating with first-class honours in the natural sciences tripos, he lectured at his college and worked as a demonstrator in the Cavendish Laboratory under his friend J. J.

[1][3] Fired with a passion for research and a determination to create in Sydney a major centre of physical inquiry, immediately upon his arrival Threlfall launched an extensive series of projects using equipment he had bought, without authorization, in Europe.

A. Pollock developed a quartz thread torsion balance for use as a gravity meter, and then used this to make measurements in a wide range of eastern Australian localities.

Leaving Australia in 1898, he found a congenial position as director of research with Albright & Wilson, chemical manufacturers, at Oldbury, England.

[5] Hollowforth reflects the Art Nouveau influence the theme of which is carried through into the fluld geometric pattern of the shingled wall surfaces.

Its roof is a dramatic composition of stepped hips, broken gables, massive brick chimneys and dormer windows with conical caps.

[1] The place is important in demonstrating aesthetic characteristics and/or a high degree of creative or technical achievement in New South Wales.