### Blockette 033 tests ###

--01-SEED
0330055001(GSN) Global Seismograph Network (IRIS/USGS)~

--01-XSEED
<generic_abbreviation blockette="033">
  <abbreviation_lookup_code>1</abbreviation_lookup_code>
  <abbreviation_description>(GSN) Global Seismograph Network (IRIS/USGS)</abbreviation_description>
</generic_abbreviation>