Welcome to the Vintage Fever Thermometers Store

Sometimes the old ways truly are better. When it comes to taking an accurate temperature, vintage mercury thermometers have stood the test of time.

Modern digital thermometers can give inconsistent readings, leaving you unsure what’s correct. A mercury-in-glass thermometer keeps it simple — no batteries to fail, no electronics to glitch. Just proven, precise temperature measurement.

Whether you choose an oral mercury thermometer or a glass rectal thermometer, these classic instruments are known for their reliability, clarity, and durability. Many remain accurate decades after they were made, making them an essential tool for those who value preparedness and craftsmanship.

B-D “Baby” Clinical Thermometer -“For The Baby” Pen Case (c. late 1950s–mid-1960s)

$39.99
In stock
Product Details
Brand: Becton, Dickinson & Company (B-D)
Quanity Available: 1
Model: Baby (Security bulb)
Type: Clinical fever thermometer (liquid-in-glass)
Bulb Type: Security (Rectal or Oral)
Scale: 94–108 °F (blue graduations)
Case: Pen-type, cream “For The Baby” with clip and screw cap (pink end cap; inner cap blue)
Compliance Mark: CONN D
Era: Late 1950s to mid-1960s (Rutherford, NJ mark)
Origin: USA (Rutherford, New Jersey)
Condition:: Pre-owned – Very Good (clear glass, crisp scale; light case wear)

Only 1 available

Classic B-D Baby thermometer with the rounded Security bulb designed for safer pediatric use and easy oral/rectal readings. Blue 94–108 °F scale is sharp and legible, and the glass is clear with an intact constriction. Marked “CONN D B-D Rutherford, NJ Baby.” Comes in the desirable cream “For The Baby” pen case with clip—great for display or completing a vintage nursery/medicine-cabinet set.

What’s included:
  • B-D Baby clinical thermometer (security bulb, blue scale)
  • Original “For The Baby” cream pen-style case with clip and cap
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B-D “Baby” Clinical Thermometer -“For The Baby” Pen Case (c. late 1950s–mid-1960s)