document.write('<option></option>');
document.write('<option value=../524/7772.htm>1934 -  Type C18  </option>');
document.write('<option value=../524/10831.htm>1927 -  Type Cl 4  </option>');
document.write('<option value=../524/7769.htm>1923 -  Type Cl 6  </option>');
document.write('<option value=../524/7771.htm>1931 -  Type Cl 7  </option>');
document.write('<option value=../524/7770.htm>1927 -  Type G2  </option>');
document.write('<option value=../524/7768.htm>1921 -  Type P  </option>');