Nice Collection of Slide Rules and Architect rule I try my best to describe items as accurately as possible, both verbally & photographically. Hopefully my photo's show all aspects of the subject.

 

Item is in Like new condition item has barely any visible marks on it. Pretty much flawless. MINERVA OPISOMETER Swiss-made Minerva Opisometer or Curvimeter for measuring non-linear distances, as on a

 

HERE WE HAVE A VINTAGE WOOD/BRASS BAROMETER,WOULD DATE FROM AROUND 1950/60S.TO FRONT OF THE DIAL HAS MAKERS INITIALS S.B.? SHORTLAND.MADE IN ENGLAND,IT MEASURES 31,1/2,CM,LONG,13,1/2,CM,DIA TO THE BAC

 

RARE * VINTAGE * METEOROLOGICAL * VIZ A.I.R. INC. RADIOSONDE * USED * NOT TESTED MODEL IS-4A-1680CARRIER FREQUENCY 1690.000 MHz USED, NOT TESTED SEE PICTURES

 

The Kit Includes: 1 - • Magnetic Capacity: 8 LBs - • Diameter of Magnetic Base: 2-1/4" - • Pull Handle Quick Release - • Rubberized Grip Handle - • Compact Size - • Weight of Object must b

 

Keuffel & Esser Vintage Survey Level, dating from the early 50's.

 

I'M SELLING THESE FOR SOMEONE ELSE AND I KNOW NOTHING ABOUT THEM. WHAT YOU SEE IN THE PICTURES IS WHAT YOU GET. THERE ARE 6 DIFFERENT COINS FROM 3 DIFFERENT OLD MINES IN KENTUCKY AND TENNESSEE. INDIAN

 

1 Piece Dentist Dental Study Teach Tooth Model Teeth Disease Model Free Ship A model is Worth more than 100 words!!! Ideal for treatment planning discussions with patients. Good model to improve your

 

Old UV Condenser from Carl Zeiss. Suitable for older Universal microscope systems. 0.8 NA. Aperture diaphragm control. Good condition. PayPal. Ship to USA or Canada

 

Antique miniature folding stanley london drawing tool, measures when folded 60mm & when open fully 165mm. Also Comes with a handy leather pouch and Is in very good collectable condition. please vi