diff --git a/src/natlinkcore/readwritefile.py b/src/natlinkcore/readwritefile.py
index d34ed0b..0ff4415 100644
--- a/src/natlinkcore/readwritefile.py
+++ b/src/natlinkcore/readwritefile.py
@@ -38,8 +38,6 @@ class ReadWriteFile:
     
     `encodings` and `encoding` can be overridden at creation of an instance.
     `encodings` must then be a list of possible encodings
-    `encoding` is then 
-    when `encoding` is a str, `encodings` is set to a list only containing this encoding
     
     the default `encodings` are: `['ascii', 'utf-8', 'cp1252',  'latin-1']`
     
@@ -47,6 +45,9 @@ class ReadWriteFile:
     
     When the encoding is 'ascii' and at write time, non ascii characters are present, care is taken to
     encode the output to another encoding, most often (default) 'utf-8'.
+    
+    When you need a 'utf-16le' encoding (for 'nsapps.ini' of Dragon),
+    pass `encodings = ['utf16-le']` when creating the instance. 
     """
     def __init__(self, encodings=None):
         self.input_path = ''
diff --git a/tests/mock_readwritefile/cp1252.txt b/tests/mock_readwritefile/cp1252.txt
index 8d169a0..78617b2 100644
--- a/tests/mock_readwritefile/cp1252.txt
+++ b/tests/mock_readwritefile/cp1252.txt
@@ -1 +1 @@
-cp1252 café
+cp1252 euro: €
\ No newline at end of file
diff --git a/tests/mock_readwritefile/latin1 accented.txt b/tests/mock_readwritefile/latin1.txt
similarity index 100%
rename from tests/mock_readwritefile/latin1 accented.txt
rename to tests/mock_readwritefile/latin1.txt
diff --git a/tests/test_readwritefile.py b/tests/test_readwritefile.py
index ed4879b..74e69e6 100644
--- a/tests/test_readwritefile.py
+++ b/tests/test_readwritefile.py
@@ -52,7 +52,7 @@ def test_accented_characters_write_file(tmp_path):
  #   newFile = join(testDir, 'output-accented.txt')
     testDir = tmp_path / testFolderName
     testDir.mkdir()
-    newFile = testDir/"outut-accented.txt"
+    newFile = testDir/"output-accented.txt"
     text = 'caf\xe9'
     rwfile = ReadWriteFile(encodings=['ascii'])  # optional encoding
     # this is with default errors='xmlcharrefreplace':
@@ -89,7 +89,7 @@ def test_other_encodings_write_file(tmp_path):
     testDir = tmp_path / testFolderName
     testDir.mkdir()
 
-    oldFile = mock_readwritefiledir/'latin1 accented.txt'
+    oldFile = mock_readwritefiledir/'latin1.txt'
 
     rwfile = ReadWriteFile(encodings=['latin1'])  # optional encoding
     text = rwfile.readAnything(oldFile)
@@ -133,11 +133,32 @@ def test_nsapps_utf16(tmp_path):
     assert encoding2 == 'utf-16le'
 
 def test_latin1_cp1252_write_file(tmp_path):
+    """have one latin-1 file and one that is specific cp1252 (euro sign)
+    
+    Currently both return cp1252, as is is hard to distinguish them and cp1252 is more general
+    """
     testDir = tmp_path / testFolderName
     testDir.mkdir()
-    _newFile = testDir/ 'latin1.txt'
-    _newFile = testDir/'cp1252.txt'
-    assert False, "QH TODO"
+    mock_files_list = os.listdir(mock_readwritefiledir)
+
+    assert 'latin1.txt' in mock_files_list
+    assert 'cp1252.txt' in mock_files_list
+    
+    rwfilelatin1 = ReadWriteFile()
+    rwfilecp1252 = ReadWriteFile()
+    latin1_path = mock_readwritefiledir/'latin1.txt'
+    cp1252_path = mock_readwritefiledir/'cp1252.txt'
+    
+    rwfilelatin1.readAnything(latin1_path)
+    
+    assert rwfilelatin1.bom == ''
+    assert rwfilelatin1.encoding == 'cp1252'
+
+    rwfilecp1252.readAnything(cp1252_path)
+    assert rwfilecp1252.bom == ''
+    assert rwfilecp1252.encoding == 'cp1252'
+    
+
 
     # TODO (QH) to be done, these encodings do not take all characters,
     # and need special attention.
@@ -151,11 +172,15 @@ def test_read_write_file(tmp_path):
     assert len(mock_files_list) > 0
 
     for F in mock_files_list:
+        encodings = None
+        if F.startswith('nsapps'):
+            encodings = ['utf-16le']
+            continue    # utf16-le is not caught by the standard function, but needs its own encoding
         if not F.startswith('output-'):
             Fout = 'output-' + F
             #read the file from the mock folder
             F_path =   mock_readwritefiledir / F
-            rwfile = ReadWriteFile()
+            rwfile = ReadWriteFile(encodings=encodings)
             text = rwfile.readAnything(F_path)
             trunk, _ext = splitext(F)
             Fout = trunk + ".txt"
@@ -172,13 +197,42 @@ def test_read_write_file(tmp_path):
                     raise ValueError(f'old: "{F_path}", new: "{Fout_path}", differ at pos {i}: Old: "{o}", new: "{n}", partold (i:i+2): "{parto}", partnew: "{partn}"')
 
 def test_acoustics_ini(tmp_path):
+    """this is a utf-8 file with a bom mark. Try also writing back!
+    """
+    testDir = tmp_path / testFolderName
+    testDir.mkdir()
+
+
     F='acoustic.ini'
     F_path = mock_readwritefiledir/F
     rwfile = ReadWriteFile()
     config_text = rwfile.readAnything(F_path)
     Config = configparser.ConfigParser()
     Config.read_string(config_text)
-    assert Config.get('Acoustics', '2 2') == '2_2' 
+    assert Config.get('Acoustics', '2 2') == '2_2'
+    
+    newFile1 = 'output1' + F
+    newPath1 = testDir/newFile1
+    rwfile.writeAnything(newPath1, config_text)
+    
+    assert filecmp.cmp(F_path, newPath1)
+    
+    rwfile2 = ReadWriteFile() 
+    text2 = rwfile2.readAnything(newPath1)
+    bom2 = rwfile2.bom
+    encoding2 = rwfile2.encoding
+
+    tRaw = rwfile.rawText
+    tRaw2 = rwfile2.rawText
+
+    assert tRaw2 == tRaw
+    assert text2[0:5] == '[Base'
+    assert bom2 == [239, 187, 191]
+    assert encoding2 == 'utf-8'
+    
+    
+
+
 
 @pytest.mark.parametrize("F", ['originalnatlink.ini', 'natlinkconfigured.ini'])
 def test_config_ini(tmp_path,F):