By the time the manuscript was complete, Sydney had been returned wounded and sick to Australia and was still in active service.
[1][2] A second edition was printed shortly after the first but this time with a note in the cover that stated "This book, Written in Australia, Egypt and Gallipoli, Is true".
After some negotiation, it was agreed that Sydney Loch write a series of articles in support of Australia’s war effort.
To Hell And Back, a biography of Sydney Loch that include most of The Straits Impregnable was written by Susanna and Jake de Vries and published in 2007.
Together they wrote Ireland in Travail (1922) and The River of a Hundred Ways; Life in the war-devastated areas of eastern Poland (1924).