Library research | Hearth and Hamlet Wiki

9 upgrades for Library, with exact requirements, costs, and effects.

Research data

Upgrade	Requirement	Cost	Effect
Advanced Building Design	Library level 2	14,000 Wood · 14,000 Stone · 21,000 Gold · 7,000 Iron	Unlocks Advanced Building Design Shop Item: +1 advanced blueprint design
Advanced Education	Library level 5	374,400 Wood · 140,400 Stone · 93,600 Food · 234,000 Gold · 93,600 Iron	+ 10% to all production (Global Education Multiplier)
Apprenticeships	Library level 1	1,350 Wood · 900 Stone · 1,800 Food · 450 Iron	+2 global resource harvesting
Basic Education	Library level 2	14,000 Wood · 5,250 Stone · 5,250 Food · 7,000 Gold · 3,500 Iron	+ 10% to all production (Global Education Multiplier)
Expert Building Design	Library level 3	38,400 Wood · 38,400 Stone · 38,400 Gold · 19,200 Iron	Unlocks Expert Building Design Shop Item: +1 expert blueprint design
General Education	Library level 3	38,400 Wood · 14,400 Stone · 14,400 Food · 19,200 Gold · 9,600 Iron	+ 10% to all production (Global Education Multiplier)
Higher Education	Library level 4	168,480 Wood · 63,180 Stone · 42,120 Food · 105,300 Gold · 42,120 Iron	+ 10% to all production (Global Education Multiplier)
Legendary Building Design	Library level 5	374,400 Wood · 374,400 Stone · 748,800 Gold · 280,800 Iron	Unlocks Legendary Building Design Shop Item: +1 legendary blueprint design
Master Building Design	Library level 4	168,480 Wood · 168,480 Stone · 168,480 Gold · 84,240 Iron	Unlocks Master Building Design Shop Item: +1 master blueprint design