He has since revised his project several times, with the last one about half the size of the original.

The book was revised in 1933 with the addition of data on 40 new models.

The older material was revised with the addition of many new place names.

However, these plans were revised in 2012, with the estimated start of production now moved to early 2015.

The book has been revised with added material and photos.

The standard was revised twice in 1973 and 1980 with minor changes.

The list is being revised by historians, with each name going to at least two experts, she said.

The system can be revised, with emphasis on service to children rather than to board members and administrators.

On 16 February 2006, the book was revised with additional information relating to the second series.

It was revised in 1938 with an additional forward by Jung.