# Ledger

Types and classes needed for the mainnet ledger:
* Address
* AssetClass
* Block
* DCert
* Hashes
* PoolParameters
* PoolRelay
* TimeRange
* Tx
* TxInput
* TxOutput
* Value
* etc.


Eras:
1. Byron
2. Shelley
3. Allegra 
4. Mary
5. Alonzo
6. Babbage
7. Conway