diff --git a/src/SerializedLedger.cpp b/src/SerializedLedger.cpp
index 937673d2ee..05031b6f74 100644
--- a/src/SerializedLedger.cpp
+++ b/src/SerializedLedger.cpp
@@ -1,7 +1,7 @@
 
 #include "SerializedLedger.h"
 
-SerializedLedger::SerializedLedger(SerializerIterator& sit, const uint256& index)
+SerializedLedgerEntry::SerializedLedgerEntry(SerializerIterator& sit, const uint256& index)
 	: STObject("LedgerEntry"), mIndex(index)
 {
 	uint16 type=sit.get16();
@@ -12,7 +12,7 @@ SerializedLedger::SerializedLedger(SerializerIterator& sit, const uint256& index
 	mObject=STObject(mFormat->elements, sit, "Entry");
 }
 
-SerializedLedger::SerializedLedger(LedgerEntryType type) : STObject("LedgerEntry"), mType(type)
+SerializedLedgerEntry::SerializedLedgerEntry(LedgerEntryType type) : STObject("LedgerEntry"), mType(type)
 {
 	mFormat=getLgrFormat(type);
 	if(mFormat==NULL) throw std::runtime_error("invalid ledger entry type");
@@ -20,7 +20,7 @@ SerializedLedger::SerializedLedger(LedgerEntryType type) : STObject("LedgerEntry
 	mObject=STObject(mFormat->elements, "Entry");
 }
 
-std::string SerializedLedger::getFullText() const
+std::string SerializedLedgerEntry::getFullText() const
 {
 	std::string ret="\"";
 	ret+=mIndex.GetHex();
@@ -32,7 +32,7 @@ std::string SerializedLedger::getFullText() const
 	return ret;
 }
 
-std::string SerializedLedger::getText() const
+std::string SerializedLedgerEntry::getText() const
 {
 	std::string ret="{";
 	ret+=mIndex.GetHex();
@@ -42,9 +42,9 @@ std::string SerializedLedger::getText() const
 	return ret;
 }
 
-bool SerializedLedger::isEquivalent(const SerializedType& t) const
+bool SerializedLedgerEntry::isEquivalent(const SerializedType& t) const
 { // locators are not compared
-	const SerializedLedger* v=dynamic_cast<const SerializedLedger*>(&t);
+	const SerializedLedgerEntry* v=dynamic_cast<const SerializedLedgerEntry*>(&t);
 	if(!v) return false;
 	if(mType != v->mType) return false;
 	if(mObject != v->mObject) return false;
diff --git a/src/SerializedLedger.h b/src/SerializedLedger.h
index 3cca93bec4..a952e8b6bb 100644
--- a/src/SerializedLedger.h
+++ b/src/SerializedLedger.h
@@ -4,10 +4,10 @@
 #include "SerializedObject.h"
 #include "LedgerFormats.h"
 
-class SerializedLedger : public STObject
+class SerializedLedgerEntry : public STObject
 {
 public:
-	typedef boost::shared_ptr<SerializedLedger> pointer;
+	typedef boost::shared_ptr<SerializedLedgerEntry> pointer;
 
 protected:
 	uint256 mIndex;
@@ -17,12 +17,12 @@ protected:
 	LedgerEntryFormat* mFormat;
 
 public:
-	SerializedLedger(SerializerIterator& sit, const uint256& index);
-	SerializedLedger(LedgerEntryType type);
+	SerializedLedgerEntry(SerializerIterator& sit, const uint256& index);
+	SerializedLedgerEntry(LedgerEntryType type);
 
 	int getLength() const { return mVersion.getLength() + mObject.getLength(); }
 	SerializedTypeID getSType() const { return STI_LEDGERENTRY; }
-	SerializedLedger* duplicate() const { return new SerializedLedger(*this); }
+	SerializedLedgerEntry* duplicate() const { return new SerializedLedgerEntry(*this); }
 	std::string getFullText() const;
 	std::string getText() const;
 	void add(Serializer& s) const { mVersion.add(s); mObject.add(s); }
diff --git a/src/TransactionEngine.h b/src/TransactionEngine.h
index f621d2d8c6..410b6b2bcf 100644
--- a/src/TransactionEngine.h
+++ b/src/TransactionEngine.h
@@ -3,6 +3,7 @@
 
 #include "Ledger.h"
 #include "SerializedTransaction.h"
+#include "SerializedLedger.h"
 
 // A TransactionEngine applies serialized transactions to a ledger
 // It can also, verify signatures, verify fees, and give rejection reasons
@@ -33,13 +34,13 @@ class TransactionEngine
 protected:
 	Ledger::pointer mTargetLedger;
 
-	TransactionEngineResult doPayment(const SerializedTransaction&);
-	TransactionEngineResult doInvoice(const SerializedTransaction&);
-	TransactionEngineResult doOffer(const SerializedTransaction&);
-	TransactionEngineResult doTake(const SerializedTransaction&);
-	TransactionEngineResult doCancel(const SerializedTransaction&);
-	TransactionEngineResult doStore(const SerializedTransaction&);
-	TransactionEngineResult doDelete(const SerializedTransaction&);
+	TransactionEngineResult doPayment(const SerializedTransaction&, SerializedLedgerEntry& source);
+	TransactionEngineResult doInvoice(const SerializedTransaction&, SerializedLedgerEntry& source);
+	TransactionEngineResult doOffer(const SerializedTransaction&, SerializedLedgerEntry& source);
+	TransactionEngineResult doTake(const SerializedTransaction&, SerializedLedgerEntry& source);
+	TransactionEngineResult doCancel(const SerializedTransaction&, SerializedLedgerEntry& source);
+	TransactionEngineResult doStore(const SerializedTransaction&, SerializedLedgerEntry& source);
+	TransactionEngineResult doDelete(const SerializedTransaction&, SerializedLedgerEntry& source);
 
 public:
 	TransactionEngine(Ledger::pointer targetLedger) : mTargetLedger(targetLedger) { ; }