Sawmill

Lumber upgrades

Coppicing Leaving behind a little sometimes goes a long way. Increases output of timber from Logging Camps in a settlement with a Sawmill by Level 1 Cost Requirements Leads to Time to complete: Medium 150; 150

Paper Milling A more efficient stationery material created from the castoffs of carpentry and logging work. Increases output of timber from Logging Camps in a settlement with a Sawmill by Level 2 Cost Requirements Leads to Time to complete: Long 250; 250

Deforestation In an age of tall ships, the tallest trees must be the first to fall. Increases output of timber from Logging Camps in a settlement with a Sawmill by Level 3 Cost Requirements Leads to Time to complete: Very long 450; 450

Construction upgrades

Masonry The first step towards erecting a soaring tower is to lay down its foundation stones. Increases construction speed and building hitpoints Required for Keep and Siege Workshop Cost Requirements Leads to 80; 80 Time to complete: Fast

Architecture In the art of construction, an eye for detail is everything. Increases construction speed and building hitpoints Cost Requirements Leads to 150; 150 Time to complete: Rather fast

Engineering A greater understanding and appreciation of the old ways in order to achieve new heights. A greater understanding and appreciation of the old ways Increases construction speed and building hitpoints to the maximum level possible. Cost Requirements Leads to 350; 350 Time to complete: Medium [3]