The phrase "later period" means a time that comes after the present moment or a specific point in time. It refers to a later point in history or a future time. Full definition
Or catch hold of who ever you found near suitable and risk the chance of facing frustration in later period of life. (articlesfactory.com)
This seminal work, measuring a monumental 250 x 260 cm, was executed in 1979 and embodies the pivotal stylistic transition from the artist's middle to late period of abstract works. (artmarketmonitor.com)
That brings us to the spider, as iconic an image for Bourgeois's late period as the woman house was to an earlier one. (joannemattera.blogspot.ru)