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Research Notes: Ader – Affiches Anciennes

Ader · Paris · Dec 11, 2025

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Sale overview

Ader – Affiches Anciennes

Ader · Paris

Date: Dec 11, 2025

Status: Researching

Quick notes

Public auction of vintage posters (Affiches Anciennes) scheduled for Thursday 11 December 2025 at 14:00 CET (5:00 AM PST) at Salle Grange Batelière, 75009 Paris. Original timezone: CET. Sale page: https://www.ader-paris.fr/en/sale/170222-affiches-anciennes

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Research / Arbitrage Dossier Markdown-style headings and bullet points work well here.

## Acquisition Criteria

- [ ] Edition size ≤150 (or justified by strong market history)
- [ ] Clear arbitrage (geographic, cataloging error, weak photography, variant mispricing, etc.)

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## 1️⃣ Lot Extraction

- Auction: {{ event.title }} ({{ event.auction_house }} — {{ event.location }})
- Catalogue URL(s):
- Buyer’s premium schedule:

Lots of interest:
- Lot ___ – Artist, *Title*, year, medium, edition, size, signature, condition.
- Lot ___ – ...

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## 2️⃣ Value Calibration (Comps & Fair Market Range)

For each lot:

- Recent comps:
  - [Auction House, Date] — Price, details
  - ...
- FX assumptions:
- Fair value range:
  - LOW  : $
  - MID  : $
  - HIGH : $
- Notes vs. house estimate:

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## 3️⃣ Cost Modeling

Formula: All-in = Hammer × (1 + BP) + Tax + Shipping/Insurance/Handling

- Tax assumption:
- Shipping estimate:
- Storage / framing (if any):
- Unknowns / VERIFY:

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## 4️⃣ Arbitrage Analysis (Resale Optimization)

For each viable lot:

- Optimal venue:
- Alternates:
- Price band:
- Expected liquidity window:
- Rationale:

Score:
- Arbitrage Score (0–100):
- Value Realization (±% vs estimate):
- Liquidity Tier: A / B / C

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## 5️⃣ Watchlist

Lots to watch contingent on:
- Condition checks:
- Bidding patterns:
- Catalogue discrepancies:
- Timing:

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## 6️⃣ Execution Playbook

- Bidding strategy:
- Documentation prep:
- Post-acquisition routing:
- Conservation / framing:
- Consignment target(s) + fee assumptions:

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## Integrity Notes

- Data sources:
- Unknowns flagged:
- Risks / red flags:

Detailed research / arbitrage notes for this sale.

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