diff --git a/ethers-core/src/types/block.rs b/ethers-core/src/types/block.rs
index 72577900..c738ac99 100644
--- a/ethers-core/src/types/block.rs
+++ b/ethers-core/src/types/block.rs
@@ -210,7 +210,7 @@ impl Serialize for BlockId {
 }
 
 /// A block Number (or tag - "latest", "earliest", "pending")
-#[derive(Copy, Clone, Debug, PartialEq)]
+#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)]
 pub enum BlockNumber {
     /// Latest block
     Latest,
diff --git a/ethers-core/src/types/signature.rs b/ethers-core/src/types/signature.rs
index e322a987..956695c1 100644
--- a/ethers-core/src/types/signature.rs
+++ b/ethers-core/src/types/signature.rs
@@ -131,7 +131,7 @@ impl Signature {
     }
 
     /// Retrieve the recovery ID.
-    fn recovery_id(&self) -> Result<RecoveryId, SignatureError> {
+    pub fn recovery_id(&self) -> Result<RecoveryId, SignatureError> {
         let standard_v = normalize_recovery_id(self.v);
         Ok(RecoveryId::new(standard_v)?)
     }