The phrase "a period back" is correct and usable in written English.
It can be used to refer to a time in the past, indicating a specific duration ago.
Example: "I remember visiting that place a period back, and it was just as beautiful as I recall."
Alternatives: "some time ago" or "a while back".
After a period back in England, Mitchell moved to West Cork in Ireland, where he lives near Clonakilty with his Japanese wife, Keiko Yoshida, and their son and daughter.
At the Ministry of Labour, Carr focused on training systems for young workers, and after a period back in the family business returned to government in the junior overseas development post labelled secretary for technical co-operation (1963-64).
There was a period back in the 80s where, because we were being politically correct, if people were putting on a black play they thought we must have a black director, and I thought: "I'm never going to stop working".
After a period back in his homeland, working with Western Province and then the national team, he returned to England for a six-month spell as director of rugby at Newcastle Falcons in January 2012.
Quick Charge 4 also employs new features like cable quality detection and step charging, which allows the battery charge circuit to ramp up and then after a period back down temporarily, so as not to stress the battery under load over time, supporting longer charge life cycles of the cells.
A pit stop with 62 laps remaining put Keselowski a lap down for a brief period, back in 24th place.
After a brief period back in Wisconsin working as a marketing consultant Ryan headed to Washington, landing a job with Wisconsin Senator Bob Kasten, whom he had interned with while a student.
Henry A. Lowenstein New York, July 7 , 2010To the Editor: A friend once referred to "the lost generation" as she watched uncomfortably while her daughter, a law school graduate, found herself unemployed and, for a short period, back home.
After an induction period, back diffusion coefficients Db were estimated from peak areas during a subsequent fast recovery period (10−14 10−15 cm2 sec−10−14 10−15
My relationship with alcohol is a complex one, and if I'm honest, there was a two-year period back there where I was drinking too much, too familiarly.
Heat is released or extracted depending on the season, and groundwater is re-injected within a short time period back into the aquifer (Haehnlein et al. 2010).
