11302: Parker 51: Cedar Blue first-year, smooth sterling silver cap with imprint at top, metal jewels appear to be silver rather than aluminum; good blind cap imprint with 2nd quarter date code, aluminum Speedline filler with diamond at end of plunger. Neatly cut oval depression on hood behind and in line with the nib appears to be an early form of nib position indicator, as later adopted for the 61, but whether factory or aftermarket cannot be determined. Name on barrel, a few pinhead dings to the cap, slight hood shrinkage.
DATE: 1941 • CONDITION: fine • NIB: fine • $850
10168: Parker 51 Club button: large metal pin back, 3.55 cm in diameter, given to Parker dealers as part of a sales contest promoting the initial release of the Parker 51; rare, and probably even less commonly seen than the sought-after contest award pens.
DATE: 1941 • CONDITION: fine-exc • $300
10189: Parker 51 nib extractor: original factory-issued repairman's tool, ring 2.5 cm across, curved steel blade with stud on top is inserted between nib and feed, stud snaps into hole in nib, allowing nib to be pulled out without removal of shell (hood). Slightly shortened at tip (the thin steel easily chipped), still functional but use not recommended nowadays due to risk of damaging shell.
DATE: c. 1945 • CONDITION: VG* • $125
12976: Parker 51 Demi set in box: dark blue Vac-filler with two-tone Lustraloy cap, 12.35 cm long, chrome plated trim, with matching twist-action .9 mm pencil; pen has bold barrel imprint with 4th quarter date code, clean but with slight clip mark on cap, name on barrel of pen but not pencil.
DATE: 1947 • CONDITION: fine-exc • NIB: medium • $185
11754: Parker 51 Demi: uncommon Canadian-made cordovan vest-pocket Vac-filler, 12.2 cm long, frosty two-tone Lustraloy cap with polished rim, strong barrel imprint; this may be the first Canada production Vac-filling Demi that we have offered.
DATE: 1947 • CONDITION: exc • NIB: medium fine • $285
10860: Parker 51: unusual Canadian-made grey Vac-filler, fully marked, characteristic Blue Diamond clip with high placement of the Diamond, cap material is odd and appears to be rhodium plating over brass or cupronickel; no date code visible on barrel, but Canadian nib bears 1947 date.
DATE: 1947 • CONDITION: VG • NIB: medium fine • $350
12984: Parker 51 Demi Princess: extremely rare gold filled Aerometric filler, 12.5 cm long, with faceted "jewels" set into the ends and around the upper cap; shallow bumps to side of cap, otherwise excellent.
DATE: c. 1950 • CONDITION: fine • NIB: fine • $2250
13106: Parker 51 Flighter set in box: stainless steel Aerometric-filler, gold filled trim, with matching .9 mm injector pencil, both pen and pencil have 1st quarter date codes; pen's softened sac nipple has been replaced, new sac installed with perfect transparency, good clean set, noting stress corrosion marks on side of cap (see detail).
DATE: 1951 • CONDITION: VG-fine* • NIB: medium fine • $265
12937: Parker 51 Demi Signet: uncommon smaller version, 1/10 14K gold filled Aerometric filler, 12.85 cm long, original sac with excellent transparency, no dings or brassing, initials engraved on barrel.
DATE: c. 1954 • CONDITION: exc-near mint • NIB: fine • $265
13240: Parker 51: Teal Blue Aerometric filler, frosty two-tone Lustraloy cap, original barrel stickers; new old stock, only slightest storage wear.
DATE: c. 1956 • CONDITION: near mint • NIB: medium • $200
5828: Parker 51 pencil lead refills: 12 leads in a stoppered glass tube, 8 cm long, made in England, label reads "for Parker '51'/ROTARY PENCIL", with Parker "halo" mark; many available, all "B" hardness.
DATE: c. 1964 • CONDITION: mint • $6
12503: Parker 51 Special: modern fantasy pen, a customized 1950s Parker fitted with new aftermarket hard rubber barrel and transparent acrylic hood; original Octanium alloy nib, polished stainless steel cap, chrome plated trim, Aerometric filler. Pitting to clip plating, otherwise excellent.
DATE: c. 2000/1959 • CONDITION: fine • NIB: medium • $250
12502: Parker 51 Special: modern fantasy pen, a customized 1950s Parker fitted with new aftermarket hard rubber barrel, transparent acrylic hood, and pearlescent cap jewel; original Octanium alloy nib, 1960s Lustraloy cap, chrome plated trim, Aerometric filler.
DATE: c. 2000/1959 • CONDITION: exc • NIB: fine • $250