Looking on the internet deeply has found these results:

To retain the heritage of the past is the most popular phrase on the web.

To retain heritage of previous time periods 10 results on the web	To retain the heritage of the past 13 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	... God for many hundreds of years and the committee is keen to retain the heritage of the past whilst also making every effort to facilitate meaningful expressions�... Sep 17, 2013 ... Fabric and Finance � to decide on how our funds are best used to retain the heritage of the past whilst also making every effort to facilitate�... Most people wish to retain the heritage of the past, not only for themselves but also for those generations yet to come. Conservation of historic resources is one �...

To retain heritage of previous time periods

10 results on the web

To retain the heritage of the past

13 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

... God for many hundreds of years and the committee is keen to retain the heritage of the past whilst also making every effort to facilitate meaningful expressions�...
Sep 17, 2013 ... Fabric and Finance � to decide on how our funds are best used to retain the heritage of the past whilst also making every effort to facilitate�...
Most people wish to retain the heritage of the past, not only for themselves but also for those generations yet to come. Conservation of historic resources is one �...