diff --git a/common/src/main/scala/net/psforever/objects/guid/NumberPoolHub.scala b/common/src/main/scala/net/psforever/objects/guid/NumberPoolHub.scala
index 39054335..763d1b60 100644
--- a/common/src/main/scala/net/psforever/objects/guid/NumberPoolHub.scala
+++ b/common/src/main/scala/net/psforever/objects/guid/NumberPoolHub.scala
@@ -208,7 +208,7 @@ class NumberPoolHub(private val source : NumberSource) {
         import net.psforever.objects.guid.selector.SpecificSelector
         val specific = new SpecificSelector
         pool.Selector = specific
-        specific.SelectionIndex = number
+        specific.SelectionIndex = pool.Numbers.indexOf(number)
         pool.Get()
         pool.Selector = slctr
         register_GetAvailableNumberFromSource(number)
@@ -281,10 +281,10 @@ class NumberPoolHub(private val source : NumberSource) {
   }
 
   private def register_GetMonitorFromSource(number : Int) : Try[LoanedKey] = {
-    source.Available(number) match {
-      case Some(key) =>
+    register_GetAvailableNumberFromSource(number) match {
+      case Success(key) =>
         Success(key)
-      case _ =>
+      case Failure(_) =>
         throw NoGUIDException(s"a pool gave us a number $number that is actually unavailable") //stop the show; this is terrible!
     }
   }
diff --git a/common/src/test/scala/objects/number/NumberPoolHubTest.scala b/common/src/test/scala/objects/number/NumberPoolHubTest.scala
index 6e614c09..eb5546bc 100644
--- a/common/src/test/scala/objects/number/NumberPoolHubTest.scala
+++ b/common/src/test/scala/objects/number/NumberPoolHubTest.scala
@@ -136,15 +136,33 @@ class NumberPoolHubTest extends Specification {
       }
     }
 
-    "register an object to a specific, pooled number" in {
-      val hub = new NumberPoolHub(new LimitedNumberSource(51))
+    "register an object to a specific, pooled number (list 1)" in {
+      val src = new LimitedNumberSource(51)
+      val hub = new NumberPoolHub(src)
       hub.AddPool("fibonacci", numberList)
       val obj = new EntityTestClass()
       obj.GUID must throwA[Exception]
+      hub.register(obj, 5) match {
+        case Success(number) =>
+          obj.GUID mustEqual PlanetSideGUID(number)
+          hub.WhichPool(obj) mustEqual Some("fibonacci")
+          src.Available(5) mustEqual None
+        case _ =>
+          ko
+      }
+    }
+
+    "register an object to a specific, pooled number (list 2)" in {
+      val src = new LimitedNumberSource(51)
+      val hub = new NumberPoolHub(src)
+      hub.AddPool("fibonacci", numberList2)
+      val obj = new EntityTestClass()
+      obj.GUID must throwA[Exception]
       hub.register(obj, 13) match {
         case Success(number) =>
           obj.GUID mustEqual PlanetSideGUID(number)
           hub.WhichPool(obj) mustEqual Some("fibonacci")
+          src.Available(13) mustEqual None
         case _ =>
           ko
       }
diff --git a/common/src/test/scala/objects/number/NumberPoolTest.scala b/common/src/test/scala/objects/number/NumberPoolTest.scala
index e448e732..a27c5783 100644
--- a/common/src/test/scala/objects/number/NumberPoolTest.scala
+++ b/common/src/test/scala/objects/number/NumberPoolTest.scala
@@ -25,13 +25,17 @@ class NumberPoolTest extends Specification {
     }
 
     "get a number" in {
-      val obj = new SimplePool((0 to 10).toList)
+      val min = 10
+      val max = 20
+      val domain = (min to max).toList
+      val obj = new SimplePool(domain)
       obj.Get() match {
         case Success(number) =>
-          (-1 < number && number < 11) mustEqual true
+          (min <= number && number <= max) mustEqual true
         case _ =>
           ko
       }
+      ok
     }
 
     "used number count is always zero" in {
@@ -70,22 +74,28 @@ class NumberPoolTest extends Specification {
     }
 
     "get a number" in {
-      val obj = new ExclusivePool((0 to 10).toList)
+      val min = 10
+      val max = 20
+      val domain = (min to max).toList
+      val obj = new ExclusivePool(domain)
       obj.Get() match {
         case Success(number) =>
-          (-1 < number && number < 11) mustEqual true
+          (min <= number && number <= max) mustEqual true
         case _ =>
           ko
       }
+      ok
     }
 
     "get all the numbers" in {
-      val range = 0 to 10
-      val obj = new ExclusivePool((0 to 10).toList)
-      range.foreach(_ => {
+      val min = 10
+      val max = 20
+      val domain = (min to max).toList
+      val obj = new ExclusivePool(domain)
+      domain.foreach(_ => {
         obj.Get() match {
           case Success(number) =>
-            (-1 < number && number < 11) mustEqual true
+            (min <= number && number <= max) mustEqual true
           case _ =>
             ko
         }
diff --git a/common/src/test/scala/objects/number/NumberSelectorTest.scala b/common/src/test/scala/objects/number/NumberSelectorTest.scala
index e9a9fe2a..b690417f 100644
--- a/common/src/test/scala/objects/number/NumberSelectorTest.scala
+++ b/common/src/test/scala/objects/number/NumberSelectorTest.scala
@@ -5,26 +5,28 @@ import net.psforever.objects.guid.selector.{RandomSequenceSelector, _}
 import org.specs2.mutable.Specification
 
 class NumberSelectorTest extends Specification {
-  def randArrayGen(n : Int = 26) : Array[Int] = {
+  def randArrayGen(n : Int = 26, dx : Int = 0) : Array[Int] = {
     val obj = Array.ofDim[Int](n)
-    (0 to 25).foreach(x => { obj(x) = x } )
+    (0 to 25).foreach(x => { obj(x) = x + dx } )
     obj
   }
 
-  "RandomSequenceSelector" should {
+  "RandomSequenceSelector (0, default)" should {
     "construct" in {
       new RandomSequenceSelector
       ok
     }
 
     "get a number" in {
+      val n : Int = 26
       val obj = new RandomSequenceSelector
-      obj.Get(randArrayGen()) mustNotEqual -1
+      obj.Get(randArrayGen(n)) mustNotEqual -1
     }
 
     "return a number" in {
+      val n : Int = 26
       val obj = new RandomSequenceSelector
-      val ary = randArrayGen()
+      val ary = randArrayGen(n)
       val number = obj.Get(ary)
       number mustNotEqual -1
       ary.head mustEqual -1 //regardless of which number we actually got, the head of the array is now -1