Glass: clear.
Getter: Top "O".
Top mica: Round.
#2
Tube label shows manufacturing by GE. Tube has the numbers 63-39 & 188-5. This tube tested 80/80.
Base: black, label color white.
Glass: clear.
Plates: Grey.
Getter: Round, located on the side.
Top mica: round.
#3 (6SN7GT)
Tube label shows manufacturing by KEN-RAD. Tube has the markings JAN-CKR-6SN7GT, S4, and VT-231. This tube tested 62/54.
Base: black, label color white.
Glass: Smoked.
Plates: Unknown.
Getter: Unknown.
Top mica: Rectangular.
#4
Tube label shows manufacturing by Tun-Sol. Tube has the numbers 322MB3. This tube tested 78/78.
Base: black, label color white.
Glass: clear.
Plates: Black, "T" Shape.
Getter: Round, located on the Top.
Top mica: round
The 4 tubes will be carefully packaged and shipped in a cardboard box. Shipping will be via USPS Ground Advantage, FedEx, or UPS and cost $6.50