A Port Report: Saviour's Rocks

 is considered a Knowledge Curiosity item.

Item description
"Intriguing. How could so many people have missed so many sorrow-spiders?"

Obtaining
 is a Port Report which can be obtained in Saviour's Rocks, a Sunless Sea port, by doing the Compile a Port Report action.

Usage
Initial turn in at the The Admiralty Survey Office in  London:  
 * SS paperstacksmall.png +1 x Favours: Admiralty's Favour
 * SS fuelsmall.png +1 x Fuel
 * SS echosmall.png +50 x Echo.
 * SS spidermilliesmall.png -1 x A Port Report: Saviour's Rocks

Subsequent turn ins:  
 * SS fuelsmall.png +1 x Fuel
 * SS echosmall.png +50 x Echo.
 * SS spidermilliesmall.png -1 x A Port Report: Saviour's Rocks

For all the port report locations go the Port Report page.