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Alvin “Paramount” Constant 5018
courtesy Paul Hunt collection

“Paramount” Constant Refill Leads No. 5018

Alvin & Co. Inc., Windsor, Connecticut, USA

lead type
lead size
available degrees/colors
package quantity
package composition
production date
origin
graphite
2 mm
12: 4B–B, HB, F, H, 2H–6H
6
glass tube with plastic stopper
1950s
Germany
  
Alvin "Paramount" Constant Refill Leads 5018 paperboard

Alvin "Paramount" Constant Refill Leads 5018 paperboard

Alvin “Paramount” Constant Refill-Leads

Alvin & Co. Inc., Windsor, Connecticut, USA

lead type
lead size
available degrees/colors
package quantity
package composition
production date
origin
graphite
2 mm
12: 4B–B, HB, F, H, 2H–6H
12
paper box
1950s
Germany
   
 
Alvin "Constant" Drawing Leads 5018 plastic box with slide end
Alvin "Constant" Drawing Leads 5018 plastic box with slide end (reverse)
reverse

Alvin “Constant” Drawing Leads 5018

Alvin & Co. Inc., Windsor, Connecticut, USA

lead type
lead size
available degrees/colors
package quantity
package composition
production date
origin
graphite
2 mm
18: 7B to 9H
12
plastic box
circa 1970s
Germany
   
see also Alvin Company catalog, 1971, p 86
Fedra Constant leads
Alvin "Constant" Drawing Leads 5018 plastic sliding tray

Alvin “Constant” Drawing Leads 5018

Alvin & Co. Inc., Windsor, Connecticut, USA

lead type
lead size
available degrees/colors
package quantity
package composition
production date
origin
graphite
2 mm
18: 7B to 9H
12
plastic tray box
circa 1990s
Germany
  
Alvin Constant 5018/3 plastic pouch

Alvin Constant Drawing Leads 5018/3

Alvin & Co. Inc., Windsor, Connecticut, USA

lead type
lead size
available degrees/colors
package quantity
package composition
production date
origin
graphite
2 mm
12: 4B to 6H
3
plastic pouch
1970s
Germany
   
see also Alvin Company catalog, 1971, p 86

Alvin “Constant” Drawing Leads 5018/3

Alvin & Co. Inc., Windsor, Connecticut, USA

lead type
lead size
available degrees/colors
package quantity
package composition
production date
origin
graphite
2 mm
12: 4B to 6H
3
plastic pouch
1990s
Germany
  
Alvin "Constant" Drawing Leads 5018/3 paper tube

Alvin “Constant” Drawing Leads 5018/3

Alvin & Co. Inc., Windsor, Connecticut, USA

lead type
lead size
available degrees/colors
package quantity
package composition
production date
origin
graphite
2 mm
H, 2H, 3H, 4H, 5H, (full range unknown)
3
paper tube with plastic ends
1990s
Germany
   

Alvin “Constant” Drawing Leads 5018/2

Alvin & Co. Inc., Windsor, Connecticut, USA

lead type
lead size
available degrees/colors
package quantity
package composition
production date
origin
graphite
2 mm
10: 2B, B, HB, F, H, 2H–6H
2
plastic tube
1970s
Germany
  
see also Alvin Company catalog, 1971, p 86
Alvin Vocational Quality Drawing Leads 5019 plastic box with slide end

Alvin Vocational Quality Drawing Leads 5019

Alvin & Co. Inc., Windsor, Connecticut, USA

lead type
lead size
available degrees/colors
package quantity
package composition
production date
origin
graphite
2 mm
18: 7B to 9H
12
plastic box
circa 1960s
Germany