Flying Fish 1016 Ventilation Duct

Country of manufacture: China,            Date of manufacture: ____
Overall length: 33.0 cm,          Width: 4.8 cm,           Weight: 99.3 gms
Materials: all plastic, glued-on end braces
Cursor: 3.8 X 6.0 X 0.8 cms; all plastic, adjustable; lines = Two hairlines on front, three on back
Scales: 28
Front: (Kν)0.25, KνΣζ, DQ, b [a, Z, ν, Hm, F, D ] Q, G, °F, °C
Back: LL01, LL02, LL03, A [B, T, L, CI, S, C ] D, LL3, LL2, LL1
Gauge Marks: [π, e, C ]
Condition: C2-C3 (Mint to very minimal signs of use, no manual)
Came with: Original plastic box/case