Y9-C Recertified
Expanded+ Mansueto Series
9.25 x 11.75 in, 240 Pages

RecertifiedSave 14%

$30.15 $34.95
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The Vela Sciences Expanded ProCover features the full Vela layout in a durable, lay-flat, permanently sewn case featuring classic synthetic leather and linen, with two black ribbon markers. Comes in an exclusive two-tone brown and gray color combination.

  • Complete lab-ready design with full user index, numbered pages, user information blocks, user summary page, abbreviation and reference chart, and ribbon marker
  • Permanent, tamper-evident, binding is sewn in low page-count signatures to maximize durability of the book and offer more lay-flat pages
  • Archival quality acid-free construction for permanent archiving
  • Heavyweight (105gsm) paper minimizes distracting ink showthrough
  • Made in USA with ECF & SFI certified papers

Layout Specifications: + -

Page Count: 240
Grid Pages: 228
Page Layout: Grid+ (5mm) 
Page Numbers: Yes 
User Summary Block: Yes
Signature & Date Blocks: Yes 
Print Color: Non-Repro Blue 
User Information Page: Yes
User Index: Yes
Abbreviation Table: Yes
Reference Chart: Yes

Material Specifications: + -

Paper Caliper: 105 gsm (70 lbs) 
Paper Whiteness: 91
Paper Smoothness: 5.2
Paper Opacity: 95
Manufacturing: Acid-Free 
Paper Certifications: SFI & ECF 
Endsheet: FSC, SFI & ECF Certified  
Ink Base: Soy 
Cover: ProCover 
Ribbon Marker: Yes 

What Is Recertified? + -

Recertified notebooks are notebooks that have been returned and show external wear of some sort, generally fingerprints, minor scrapes, dents, etc. However, all notebooks are guaranteed to contain no writing and be fully structurally sound; all imperfections are purely cosmetic.

We can not accpet returns for recertified stationery. 

Shipping + -

Domestic (USA)

Free 2-4 Day Shipping On All Orders Over $50 USD Or More. We ship a hybrid of USPS, UPS, and Fedex, with daily pickups. If you require a specific carrier, please select at checkout which would be preferred. 

If a package does not arrive or is damaged, please call or email us to resolve the issue as soon as possible. 


We ship via a trusted freight forwarder who delivers reliably at the lowest cost possible for our customers. Final delivery depends on the shipment type chosen and the destination country. 

We ship all shipments with duties and VAT paid on your behalf. Please get in touch with us with shipment delays or damages. 

Y9-C Recertified Expanded+ Mansueto Series 9.25 x 11.75 in, 240 Pages Grid+

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5.0 Based on 1 Reviews
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Kendell J.
United States United States
Vela Lab Books

I am a software engineer at Mallowfields (mallowfields.com) -- These books are perfectly formatted for software engineering work. This is my 2nd one. Never stop making these books, for the sake of good science and engineering!