WD-045-15 Beckmann's nasal speculum, 140 mm

WD-043-15 Beckmann's nasal speculum, 150 mm

WD-037-50 Cottle's nasal specula, 135 mm

WD-036-75 Cottle's nasal specula, fig. 1, 135 mm

WD-036-35 Cottle's nasal specula, fig. 1, 135 mm

WD-036-50 Cottle's nasal specula, fig. 2, 135 mm

WD-036-90 Cottle's nasal specula, fig. 2, 135 mm

WD-052-01 Duplay's nasal speculum, fig.1, 47 mm

WD-052-02 Duplay's nasal speculum, fig.2, 47 mm

WD-052-03 Duplay's nasal speculum, fig.3,47 mm

WD-026-03 Hartmann's nasal specula fig.3, 160 mm

WD-026-01 Hartmann's nasal specula, fig.1, 160 mm

WD-026-02 Hartmann's nasal specula, fig.2, 160 mm

WD-034-14 Hartmann's nasal specula, 145 mm

WD-027-03 Hartmann-Halle Nasal Speculum, fig. 3, 155 mm

WD-028-01 Hartmann-Halle's nasal specula, fig.1, 150 mm

WD-028-02 Hartmann-Halle's nasal specula, fig.2, 150 mm

WD-028-03 Hartmann-Halle's nasal specula, fig.3,150 mm

WD-027-02 Hartmann-Halle's nasal speculum, fig. 2, 155 mm

WD-027-01 Hartmann-Halle's nasal speculum, fig.1,155 mm