Sylvania Showing all 4 results Default sorting Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to low Grid view List view 1950 Sylvania Tube Substitution Manual Amp HAM RADIO $7.99 Add to cart Printed 1951 Sylvania Servicing Radio Television with VTVM $8.99 Add to cart Sylvania Audio Oscillator Type 145 Manual $8.99 Add to cart Sylvania Model 139 Tube Tester Manual $7.99 Add to cart