Source:
Grove, Eric J. The Defeat of the Enemy Attack on Shipping
1939-1945, Table 5.
Navy Records Society, volume 137 (Ashgate Publications), 1997.
Despite the title, this book contains some valuable information
on the WW1 submarine campaign, and is well worth consulting.
| Size | Number |
|---|---|
| Over 22 Ships in Convoy (max allowed in 1 convoy- 36) | 8 |
| Between 16 and 22 (inclusive) | 7 |
| Under 16 | 6 |
These numbers were increased considerably for Troop Convoys.
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